이 특허에 인용된 특허 (232)

1. Koltai Ferenc,HUX ; Baros Laszlo,HUX ; Adam Bence,HUX ; Takacs Ferenc,HUX, Anti-counterfeiting method and apparatus using digital screening.

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2. Holloway Christopher J.,GBX ; Matyas ; Jr. Stephen Michael, Apparatus and method for authentication of printed documents.

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3. Rade Petrovic, Apparatus and method for embedding and extracting information in analog signals using replica modulation.

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4. Senoh Takanori,JPX, Apparatus and method for watermark data insertion and apparatus and method for watermark data detection.

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5. Jensen James M. (Columbia MD) Graybill Robert B. (Ellicott City MD) Hassan Sayed (Clarksville MD) Lynch Wendell D. (Silver Spring MD) Sabin Wayne (Baldwin MD), Apparatus and methods for including codes in audio signals and decoding.

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6. Naruse Kazuaki (Kawasaki JPX), Apparatus for discriminating sheets.

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7. Reed, Alastair M., Applying digital watermarks using dot gain correction.

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8. Rhoads, Geoffrey B., Audio appliance and monitoring device responsive to watermark data.

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9. Rhoads, Geoffrey B., Audio monitoring using steganographic information.

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10. Rhoads Geoffrey B., Audio or video steganography.

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11. Rhoads Geoffrey B., Audio steganography.

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12. Rhoads, Geoffrey B., Audio steganography.

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13. Rhoads, Geoffrey B., Audio watermarking to convey auxiliary control information, and media embodying same.

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14. Rhoads,Geoffrey B., Audio watermarking to convey auxiliary information, and media embodying same.

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15. Rhoads, Geoffrey B., Audio with hidden in-band digital data.

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16. Alattar,Adnan M.; Rhoads,Geoffrey B., Authentication of identification documents and banknotes.

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17. Wolfgang, Raymond B.; Delp, III, Edward J., Authentication of signals using watermarks.

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18. Patton David L. ; Fredlund John R. ; Buhr John D., Auto resoration of a print.

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19. Wang Ynjiun P. (Stony Brook NY) Chu John (Port Jefferson Station NY), Automatic document handling system.

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20. Fleet David J.,CAX ; Heeger David J. ; Cass Todd A. ; Hecht David L., Automatic geometric image transformations using embedded signals.

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21. Srinivasan Venugopal, Broadcast encoding system and method.

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22. Takada Hirohisa (Tokyo JPX), Card having retroreflective bar codes and a magnetic stripe.

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23. Takai Kazuhito,JPX ; Fujihara Shiro,JPX, Card recording medium, certifying method and apparatus for the recording medium, forming system for recording medium, enciphering system, decoder therefor, and recording medium.

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24. Reed, Alastair M.; Rhoads, Geoffrey B., Color adaptive watermarking.

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25. Reed,Alastair M.; Rhoads,Geoffrey B., Color adaptive watermarking.

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26. Braudaway Gordon W. (Yorktown Heights NY) Magerlein Karen A. (Ossining NY) Mintzer Frederick C. (Shrub Oak NY), Color correct digital watermarking of images.

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27. Adler Roy L. ; Kitchens Bruce P. ; Tresser Charles P. ; Wu Chai W., Compressed image authentication and verification.

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28. Agarwal Saurabh,INX ; Aggarwal Alok ; Bassali Harpal Singh,INX ; Chhugani Jatin,INX ; Dubey Pradeep Kumar,INX, Compression-tolerant watermarking scheme for image authentication.

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29. Geoffrey B. Rhoads, Consumer audio appliance responsive to watermark data.

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30. Rhoads,Geoffrey B.; Levy,Kenneth L., Content indexing and searching using content identifiers and associated metadata.

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31. Gasper John, Copy restrictive color-reversal documents.

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32. Chen James F. (Potomac MD) Wang Jieh-Shan (Potomac MD), Counterfeit-proof identification card.

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33. Sandford ; II Maxwell T. (160 Monte Rey S. Los Alamos NM 87544) Handel Theodore G. (316 Bryce Ave. Los Alamos NM 87544), Data embedding.

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34. Rhoads,Geoffrey B.; Gustafson,Ammon E., Data encoding using frail watermarks.

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35. Stach, John, Data hiding in media.

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36. Stach,John, Data hiding through arrangement of objects.

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37. Sandford ; II Maxwell T. ; Handel Theodore G., Data validation.

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38. Linnartz Johan P. M. G.,NLX, Detecting a watermark embedded in an information signal.

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39. Rhoads, Geoffrey B., Detecting hidden auxiliary code signals in media.

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40. Reed, Alastair M.; Brundage, Trent J.; Cattone, Jeremy, Detecting information hidden out-of-phase in color channels.

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41. Xuguang Yang, Detection and deterrence of counterfeiting of documents with tokens characteristic color and spacing.

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42. Reed, Alastair M.; Cattone, Jeremy, Detection of out-of-phase low visibility watermarks.

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43. Zhao Jian ; Koch Eckhard,DEX, Digital authentication with analog documents.

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44. Jian Zhao, Digital authentication with digital and analog documents.

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45. Rhoads, Geoffrey B.; Gustafson, Ammon E., Digital watermarking employing both frail and robust watermarks.

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46. Carr, J. Scott; Rhoads, Geoffrey B., Digital watermarking of physical objects.

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47. Tewfik Ahmed H. ; Swanson Mitchell D. ; Zhu Bin, Digital watermarking to resolve multiple claims of ownership.

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48. Rhoads, Geoffrey B.; Carr, J. Scott, Digital watermarks.

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49. Rhoads, Geoffrey B.; Carr, J. Scott, Digital watermarks.

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50. Rhoads,Geoffrey B.; Carr,J. Scott, Digital watermarks.

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51. Geoffrey B. Rhoads, Digital watermarks and methods for security documents.

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52. Rhoads, Geoffrey B., Digital watermarks and methods for security documents.

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53. Rhoads, Geoffrey B., Digital watermarks and postage.

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54. Stach,John; Brundage,Trent J., Digital watermarks for unmanned vehicle navigation.

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55. Philibert Alex C. (3001 Mockingbird Dr. Sierra Vista AZ 85635) Smith Jack W. (1831 Exeter Dr. Sierra Vista AZ 85635) Fox James W. (172 Andrea Dr. Sierra Vista AZ 85635), Document reproduction security system.

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56. Rhoads, Geoffrey B.; Gustafson, Ammon E., Documents and methods involving multiple watermarks.

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57. Keiichi Iwamura JP, Electronic watermark system electronic information distribution system and image filing apparatus.

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58. Rhoads,Geoffrey B., Embedding hidden auxiliary code signals in media.

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59. Rhoads,Geoffrey B., Embedding hidden auxiliary code signals in media.

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60. Jones,Robert L.; Reed,Alastair M., Emerging security features for identification documents.

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61. Rhoads, Geoffrey B., Encoding and decoding in accordance with steganographically-conveyed data.

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62. Rhoads, Geoffrey B., Encoding and decoding methods in which decryption data is conveyed steganographically within audio or visual content.

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63. Cass Todd A. ; Tong Xin, Encoding data in color images using patterned color modulated image regions.

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64. Dan S. Bloomberg, Encoding small amounts of embedded digital data at arbitrary locations within an image.

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65. Reed, Alastair M.; Hannigan, Brett T.; Brundage, Trent J., Enhancing embedding of out-of-phase signals.

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66. Rhoads, Geoffrey B.; Gustafson, Ammon E., Equipment employing watermark-based authentication function.

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67. Cox Ingemar J. ; Miller Matthew L., Field-based watermark insertion and detection.

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68. Rhoads, Geoffrey B., Files and methods employing common information in both header and steganographic embedding.

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69. Bhaskaran Vasudev ; Ratnakar Viresh, Fragile watermarks for detecting tampering in images.

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70. Balogh Aristotle (Bowie MD) Blejer Hatte (Alexandria VA) Chen Eugene (Arlington VA) Flank Sharon (Washington DC) Iannacone Carmen (Fairfax VA) Maloney John (Upper Marlboro MD) Martin Patrick (Arlingt, Generation, archiving, and retrieval of digital images with evoked suggestion-set captions and natural language interfac.

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71. Rhoads Geoffrey B., Graphics processing system employing embedded code signals.

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72. Rhoads, Geoffrey B., Hiding and detecting messages in media signals.

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73. Rhoads, Geoffrey B., Hiding encrypted messages in information carriers.

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74. Patterson,Philip R.; Lofgren,Neil E.; Stach,John; Rhoads,Geoffrey B., Hiding geo-location data through arrangement of objects.

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75. Reed, Alastair M.; Brundage, Trent J., Hiding information out-of-phase in color channels.

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76. Reed,Alastair M., Hiding information to reduce or offset perceptible artifacts.

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77. Alattar, Adnan M., Identification and protection of security documents.

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78. Marckini Eugene F., Identification card with delimited usage.

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79. Carr, J. Scott; Perry, Burt W.; Rhoads, Geoffrey B., Identification documents and authentication of such documents.

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80. Rhoads Geoffrey B., Identification/authentication system using robust, distributed coding.

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81. Rhoads, Geoffrey B., Image capture device with steganographic data embedding.

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82. Rhoads, Geoffrey B., Image capture methods and devices employing steganographic processing.

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83. Yoshitani Akihiro,JPX, Image processing apparatus and method and storage medium.

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84. Owada Mitsuru,JPX ; Nagashima Yoshitake,JPX ; Kimura Takeo,JPX, Image processing apparatus and method for synthesizing first and second image data.

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85. Kawakami Haruko (Yokohama JPX) Sekizawa Hidekazu (Yokohama JPX) Yamamoto Naofumi (Tokyo JPX), Image processing apparatus using pattern generating circuits to process a color image.

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86. Udagawa Yutaka (Machida JPX) Funada Masahiro (Yokohama JPX) Ohta Ken-ich (Kawasaki JPX) Takaragi Yoichi (Yokohama JPX) Kitamura Toshiyuki (Kawasaki JPX) Ohta Eiji (Fujisawa JPX), Image processing with anti-forgery function.

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87. Suzuki Takashi (Tokyo JPX), Image processing with anti-forgery provision.

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88. Ohmae Kouichi,JPX ; Sonoda Shinya,JPX ; Kinoshita Ikuo,JPX ; Nakamura Hitoshi,JPX ; Hiraishi Junji,JPX, Image recognition method and device and copier and scanner employing same.

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89. Rhoads Geoffrey B., Image steganography system featuring perceptually adaptive and globally scalable signal embedding.

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90. Yumiki, Naoto, Imaging device, display controller, and display apparatus.

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91. Jain Kanti (Briarcliff Manor NY), Increased-security identification card system.

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92. Rhoads,Geoffrey B.; Gustafson,Ammon E., Inferring object status based on detected watermark data.

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93. Kadono Shinya,JPX, Information embedding method, information extracting method, information embedding apparatus, information extracting apparatus, and recording media.

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94. George Gregory Gruse ; Marco M. Hurtado ; Kenneth Louis Milsted ; Jeffrey B. Lotspiech, Key management system for digital content player.

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95. Fridrich,Jessica; Goljan,Miroslav; Du,Rui, Lossless embedding of data in digital objects.

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96. Reed, Alastair M.; Berkley, Jr., Lou H., Low visibility watermark using time decay fluorescence.

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97. Reed,Alastair M.; Berkley, Jr.,Lou H., Low visibility watermark using time decay fluorescence.

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98. Reed, Alastair M.; Bradley, Brett A., Low visibility watermarks using an out-of-phase color.

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99. Reed, Alastair M., Low visible digital watermarks.

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100. Reed, Alastair M.; Rodriguez, Tony F., Machine-readable security features for printed objects.

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101. Adams Phillip M., Media-independent document security method and apparatus.

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102. John O. Ryan ; Patrice Capitant ; Clayton L. Davidson ; James Holzgrafe ; Kordian J Kurowski ; Andrew Mellows ; Tony Forrest Rodriquez, Method and apparatus for copy-once watermark for video recording.

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103. Wong, Ping Wah, Method and apparatus for digital watermarking of images.

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104. Barton James M. (101 Sund Ave. Los Gatos CA 95032), Method and apparatus for embedding authentication information within digital data.

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105. Levy,Kenneth Lee, Method and apparatus for robust embedded data.

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106. Tewfik Ahmed H. ; Swanson Mitchell D. ; Zhu Bin, Method and apparatus for scene-based video watermarking.

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107. Ramsay Thomas E. (Minneapolis MN) Elkins James C. (Golden Valley MN), Method and apparatus for the transmission, storage, and retrieval of documents in an electronic domain.

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108. Ray Lawrence A. (Rochester NY) Ellson Richard N. (Rochester NY), Method and apparatus for transaction card verification.

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109. Nakamura Takeshi,JPX ; Sugaya Kazumi,JPX ; Oriyama Yoshiaki,JPX, Method and appartus for superposing a digital watermark and method and apparatus for detecting a digital watermark.

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110. Powell Robert D. ; Nitzberg Mark J., Method and system for digital image signatures.

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111. Moskowitz Scott A. ; Cooperman Marc, Method and system for digital watermarking.

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112. Daniel Andrew (San Jose CA) Greene Spencer (Palo Alto CA), Method and system for displaying images using a dynamically reconfigurable display memory architecture.

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113. Geoffrey B. Rhoads, Method and system for encoding image and audio content.

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114. Rhoads, Geoffrey B., Method and system for encoding image and audio content.

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115. Bloom Jeffrey A. ; Cox Ingemar J. ; Miller Matthew L., Method for data preparation and watermark insertion.

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116. Schena Robert J. ; Anderer Mike ; Ritz Peter B. ; Bernstein Mike, Method for managing printed medium activated revenue sharing domain name system schemas.

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117. Kian, Kouroche; Heydarpour, Ramin, Method for patterning a multilayered conductor/substrate structure.

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118. Leighton F. Thomson, Method for protecting content using watermarking.

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119. Rhoads,Geoffrey B.; Gustafson,Ammon E., Method for utilizing fragile watermark for enhanced security.

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120. Gassmann Gerhard-Gnter (Esslingen-Berkheim DEX), Method of and system for transmitting two different messages on a carrier wave over a single transmission channel of pre.

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121. Kazunori Nakano JP; Junichi Taguchi JP; Hiroshi Yoshiura JP; Isao Echizen JP; Yutaka Kurosu JP, Method of authenticating digital-watermark pictures.

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122. Hong Heather Yu ; Min Wu ; Xin Li ; Alexander D. Gelman, Methods and apparatus for multi-layer data hiding.

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123. Rhoads,Geoffrey B., Methods and apparatus to process media.

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124. Rhoads, Geoffrey B., Methods and apparatus to process video and audio media.

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125. Rhoads,Geoffrey B., Methods and apparatus to produce security documents.

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126. Geoffrey B. Rhoads, Methods and devices for recognizing banknotes and responding accordingly.

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127. Davis,Bruce L.; Rhoads,Geoffrey B., Methods and objects employing machine readable data.

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128. Serret-Avila, Xavier; Boccon-Gibod, Gilles, Methods and systems for encoding and protecting data using digital signature and watermarking techniques.

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129. Rhoads, Geoffrey B., Methods and systems for marking printed documents.

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130. Rhoads, Geoffrey B., Methods and systems for steganographic processing.

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131. Rhoads,Geoffrey B., Methods and systems for steganographic processing.

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132. Geoffrey B. Rhoads, Methods and systems for watermark processing of line art images.

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133. Rhoads, Geoffrey B., Methods and systems for watermark processing of line art images.

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134. Rhoads, Geoffrey B.; Gustafson, Ammon E., Methods and systems using multiple watermarks.

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135. Rhoads, Geoffrey B.; Gustafson, Ammon E., Methods and systems using multiple watermarks.

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136. Rhoads, Geoffrey B.; Gustafson, Ammon E., Methods and systems using multiple watermarks.

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137. Davis,Bruce L.; Rhoads,Geoffrey B., Methods and tangible objects employing machine readable data.

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138. Davis,Bruce L.; Rhoads,Geoffrey B., Methods and tangible objects employing machine readable data in photo-reactive materials.

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139. Davis, Bruce L.; Rhoads, Geoffrey B., Methods and tangible objects employing textured machine readable data.

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140. Rhoads, Geoffrey B.; Gustafson, Ammon E., Methods employing multiple watermarks.

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141. Rhoads, Geoffrey B., Methods for audio watermarking and decoding.

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142. Rhoads,Geoffrey B., Methods for audio watermarking and decoding.

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143. Rhoads, Geoffrey B., Methods for decoding watermark data from audio, and controlling audio devices in accordance therewith.

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144. Rhoads,Geoffrey B., Methods for decoding watermark data from audio, and controlling audio devices in accordance therewith.

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145. Rhoads, Geoffrey B., Methods for detecting alteration of audio.

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146. Rhoads Geoffrey B., Methods for detecting alteration of audio and images.

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147. Geoffrey B. Rhoads, Methods for hiding in-band digital data in images and video.

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148. Rhoads Geoffrey B., Methods for identifying equipment used in counterfeiting.

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149. Rhoads, Geoffrey B., Methods for identifying equipment used in counterfeiting.

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150. Rhoads Geoffrey B., Methods for surveying dissemination of proprietary empirical data.

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151. Rhoads, Geoffrey B., Methods for watermark decoding.

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152. Rhoads, Geoffrey B., Methods of producing security documents having digitally encoded data and documents employing same.

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153. Rhoads,Geoffrey B.; Gustafson,Ammon E., Methods to evaluate images, video and documents.

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154. Davis, Bruce L.; Rhoads, Geoffrey B., Methods, objects and apparatus employing machine readable data.

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155. Rhoads,Geoffrey B., Monitoring of video or audio based on in-band and out-of-band data.

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156. Zolla,Robert J.; Jones,Paul W.; Heath,J. Allen; MacKenzie,Scott P.; Powers,Thomas F., Motion picture watermarking using two color planes.

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157. Gustafson, Ammon E., Multi-carrier watermarks using carrier signals modulated with auxiliary messages.

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158. Gustafson, Ammon E., Multi-carrier watermarks using carrier signals modulated with auxiliary messages.

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159. Rhoads Geoffrey ; Gustafson Ammon, Multiple watermarking techniques for documents and other data.

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160. Rhoads,Geoffrey B.; Gustafson,Ammon E., Multiple watermarks in content.

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161. Saitoh Takashi,JPX ; Saitoh Takashi,JPX ; Takahashi Hiroshi,JPX ; Kaneko Yoshio,JPX ; Kurotaka Shigeo,JPX ; Hikita Toshiya,JPX ; Omi Kyoji,JPX ; Aida Midori,JPX ; Yamakawa Shinji,JPX ; Okubo Hiromi,J, Original-discrimination system for discriminating special document, and image forming apparatus, image processing appara.

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162. Rhoads Geoffrey B., Photographic products and methods employing embedded information.

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163. Carr,J. Scott; Perry,Burt W.; Rhoads,Geoffrey B., Physical objects and validation of physical objects.

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164. Jonathan Scott Carr ; Burt W. Perry ; Geoffrey B. Rhoads, Printing and validation of self validating security documents.

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165. Rhoads, Geoffrey B., Processing data representing video and audio and methods and apparatus related thereto.

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166. Rhoads, Geoffrey B., Processing scanned security documents notwithstanding corruptions such as rotation.

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167. Braudaway Gordon Wesley ; Mintzer Frederick Cole, Protecting images with an image watermark.

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168. Braudaway, Gordon Wesley; Mintzer, Frederick Cole, Protecting images with an image watermark.

     상세보기
169. Briggs Robert (Annandale VA) Iannacone Carmen (Fairfax VA) Rothey James (Fairfax VA) Evans David (Falls Church VA), Protection of an electronically stored image in a first color space by the alteration of a digital component in a second.

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170. Rhoads,Geoffrey B., Providing reports associated with video and audio content.

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171. Hecht David L., Quasi-reprographics with variable embedded data with applications to copyright management, and distribution control.

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172. Jones, Robert L.; Reed, Alastair M., Readers to analyze security features on objects.

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173. Wang Ynjiun P. (Stony Brook NY) Swartz Jerome (Old Field NY) McGlynn Daniel R. (Brooklyn NY), Record with encoded data.

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174. Wang Ynjiun P. (Stony Brook NY) Swartz Jerome (Old Field NY) McGlynn Daniel R. (Brooklyn NY), Record with encoded data.

     상세보기
175. Rhoads, Geoffrey B., Redundantly embedding auxiliary data in source signals.

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176. Cox Ingemar J. ; Miller Matthew L. ; Oami Ryoma,JPX, Robust digital watermarking.

     상세보기
177. Rhoads,Geoffrey B.; Rodriguez,Tony F., Secure document design carrying auxiliary machine readable information.

     상세보기
178. Rhoads, Geoffrey B., Secure document design with machine readable, variable message encoded in a visible registration pattern.

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179. Rhoads, Geoffrey B.; Rodriguez, Tony F., Secure documents with hidden signals, and related methods and systems.

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180. Marcus James R., Secure identification card and method and apparatus for producing and authenticating same.

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181. Chow Sherman M.,CAX ; Serinken Nur M.,CAX ; Shlien Seymour,CAX, Secure personal identification instrument and method for creating same.

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182. Mowry ; Jr. William H., Security document containing encoded data block.

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183. Geoffrey B. Rhoads, Security documents with hidden digital data.

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184. Jones,Robert L.; Reed,Alastair M., Security features for objects and method regarding same.

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185. Tel Teunis (Verlengde Hereweg 192 9722 AM Groningen NLX), Security of objects or documents.

     상세보기
186. Rhoads Geoffrey B., Security system for photographic identification.

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187. Carr, Jonathan Scott; Perry, Burt W.; Rhoads, Geoffrey B., Self validating security documents utilizing watermarks.

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188. Kristol David M. ; O'Gorman Lawrence P., Self-verifying identification card.

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189. Rhoads Geoffrey B., Signal processing to hide plural-bit information in image, video, and audio data.

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190. Rhoads, Geoffrey B., Signal processing to hide plural-bit information in image, video, and audio data.

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191. Rhoads, Geoffrey B.; Carr, J. Scott, Steganographic data hiding using a device clock.

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192. Rhoads, Geoffrey B., Steganographic encoding and decoding of auxiliary codes in media signals.

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193. Rhoads, Geoffrey B., Steganographic image processing.

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194. Moskowitz Scott A. (Tokyo JPX) Cooperman Marc (Palo Alto CA), Steganographic method and device.

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195. Rhoads Geoffrey B., Steganographic system.

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196. Rhoads, Geoffrey B., Steganographic system with changing operations.

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197. Van Wie David M. ; Weber Robert P., Steganographic techniques for securely delivering electronic digital rights management control information over insecure.

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198. Geoffrey B. Rhoads, Steganographically encoding a first image in accordance with a second image.

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199. Rhoads, Geoffrey B., Steganography decoding methods employing error information.

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200. Rhoads Geoffrey B. (West Linn OR), Steganography methods employing embedded calibration data.

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201. Geoffrey B. Rhoads, Steganography using dynamic codes.

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202. Schilling Donald L. (Sands Point NY), Synchronous spread-spectrum communications system and method.

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203. Berson William (Westport CT) Marcus James R. (Norwalk CT), System and apparatus for controlled production of a secure identification card.

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204. Stefik Mark J. ; Petrie Glen W. ; Okamoto Steve A. ; Briggs Nicholas H., System for controlling the distribution and use of rendered digital works through watermaking.

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205. Murphy, Stephen C., System for detecting photocopied or laser-printed documents.

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206. Heckman Dean A. (Palmyra NY) Tuttle Steven R. (Rochester NY) Qureshi Irshad H. (Fairport NY), System for electronically printing plural-color tamper-resistant documents.

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207. Chen Brian ; Wornell Gregory W., System method, and product for information embedding using an ensemble of non-intersecting embedding generators.

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208. Chen Brian ; Wornell Gregory W., System, method, and product for information embedding using an ensemble of non-intersecting embedding generators.

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209. Ginter Karl L. ; Shear Victor H. ; Sibert W. Olin ; Spahn Francis J. ; Van Wie David M., Systems and methods for secure transaction management and electronic rights protection.

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210. Ginter Karl L. ; Shear Victor H. ; Spahn Francis J. ; Van Wie David M., Systems and methods for secure transaction management and electronic rights protection.

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211. Karl L. Ginter ; Victor H. Shear ; Francis J. Spahn ; David M. Van Wie, Systems and methods for secure transaction management and electronic rights protection.

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212. Alattar, Adnan M.; Rhoads, Geoffrey B., Tamper-resistant authentication techniques for identification documents.

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213. Ginter Karl L. ; Shear Victor H. ; Spahn Francis J. ; Van Wie David M. ; Weber Robert P., Trusted and secure techniques, systems and methods for item delivery and execution.

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214. Goldman Robert N. (Kailua HI), Verification system for document substance and content.

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215. Geoffrey B. Rhoads, Video copy-control with plural embedded signals.

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216. Shirochi Yoshiki (Chiba JPX) Yamashita Keitaro (Tokyo JPX), Video signal recording apparatus with rerecording inhibit circuit.

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217. Rhoads Geoffrey B., Video steganography.

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218. Rhoads,Geoffrey B., Video steganography.

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219. Rhoads,Geoffrey B., Video steganography.

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220. Geoffrey B. Rhoads, Video steganography methods avoiding introduction of fixed pattern noise.

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221. Rhoads, Geoffrey B., Video steganography or encoding.

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222. Haslop John M. (Woodley GB2) Knapman Reginald G. (Overton GB2) West Michael A. (London GB2), Watermark detection.

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223. Reed,Allister; Hannigan,Brett, Watermark detection using adaptive color projections.

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224. Ammon Gustafson ; Geoffrey Rhoads ; Adnan V. Alattar ; Ravi K. Sharma ; Clay Davidson, Watermark detection utilizing regions with higher probability of success.

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225. Rhoads, Geoffrey B., Watermark embedder and reader.

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226. Rhoads, Geoffrey B.; Gustafson, Ammon E., Watermark embedder and reader.

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227. Rhoads,Geoffrey B.; Carr,J. Scott, Watermark embedder and reader.

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228. Evans, Douglas B.; Conwell, William Y., Watermark-based object linking and embedding.

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229. Rhoads, Geoffrey B.; Carr, J. Scott, Watermarking enhanced to withstand anticipated corruptions.

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230. Wu Min ; Liu Bede, Watermarking scheme for image authentication.

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231. Rhoads, Geoffrey B., Watermarking to convey auxiliary information, and media embodying same.

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232. Ahmed, Farid, Watermarks carrying content dependent signal metrics for detecting and characterizing signal alteration.

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