이 특허에 인용된 특허 (174)

1. Fletcher James C. Administrator of the National Aeronautics and Space Administration ; with respect to an invention of ( Sierra Madre CA) Konigsberg Eph (Sierra Madre CA), Accelerometer telemetry system.

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2. Smith, Robert E.; Vogt, J?rgen, Accident evidence recording method.

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3. Rippingale John B. (Leesburg VA), Apparatus and method employing extraneous field compensation for locating current-carrying objects.

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4. Schonstedt Erick O. (Reston VA), Apparatus and method employing foam sleeves for supporting magnetic sensors in a tubular housing.

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5. Fling, Richard William, Apparatus and method for detecting an underground cable while operating a piece of machinery.

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6. Giusti,Alex; Torres,Derrick; Roach,Michael, Apparatus and method for locating and marking an underground utility.

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7. Russell Richard J. (Chelmsford MA) Crandall Alan L. (Lunenburg MA) Siegel Robert M. (West Newton MA) Foley John E. (Lowell MA) Glenn Thomas A. (Reading MA) Gorman Thomas J. (Middletown RI), Apparatus and method for measuring buried ferromagnetic objects with a high accuracy of position and in synchronization.

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8. Haddy Alan (Oakland NJ), Apparatus and method for obtaining geographical positional data for an object located underground.

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9. Lee Je H. (Seoul KRX) Lee Choon (Seoul KRX), Apparatus for and method of reproducing digital video signals at a varied speed.

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10. Peterman Earl J. (Philo CA), Apparatus for determining the distance to a concealed conductive object which is radiating an alternating current signal.

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11. Doany Ziyad H. (Austin TX), Apparatus for locating buried conductors using phase-shifted signals.

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12. Peterman Earl J. (Philo CA) Peterman David L. (Redwood Valley CA), Apparatus for locating concealed electrical conductors.

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13. Peterman Earl J. (Philo CA), Apparatus including a pair of automatic gain controlled amplifiers for determining the lateral direction to a concealed.

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14. Goff, Edward D.; Gonzalez, Bernard A.; Piotrowski, Chester; Tsai, Ching-Long, Application for a radio frequency identification system.

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15. Audet Jocelyn, Arrow detector.

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16. Cox,Enoch, Attachment for a surveyor's instrument.

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17. Kirk Geoffrey R. ; Allison Michael Timo ; Skoog Paul ; Viney Ian Timothy,NZX, Automatic event recognition to trigger recording changes.

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18. Polak Stevan, Automatic gain control for a line locator.

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19. Shum, Heung-Yeung; Xu, Ying-Qing; Chen, Hong, Automatic sketch generation.

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20. Draper Gregory W. (Perry OK) Nickel Frank S. (Perry OK) Gard Michael F. (Perry OK) Jin Jian J. (Perry OK), Avoiding ghosting artifacts during surface location of subsurface transmitters.

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21. Hock Allan G., Biofeedback system for sensing body motion and flexure.

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22. Pacey,Gordon, Buried line locator with integral position sensing.

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23. Olsson, Mark S.; Martin, Michael J.; Stuart, Paul G., Buried object locator system employing automated virtual depth event detection and signaling.

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24. Pearson, Richard D.; King, James Ian, Cable detection apparatus and method.

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25. Pearson,Richard D.; King,James Ian, Cable detection apparatus and method.

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26. Royle, John Mark, Cable detector with decimating filter and filtering method.

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27. Waite,James W., Centerline and depth locating method for non-metallic buried utility lines.

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28. Satterwhite James R. (Roxboro NC) Horning Sandra J. (Austin TX) Wyatt Gerald A. (Round Rock TX) Reisem Daniel E. (Austin TX), Circuit tracer having an electric field sensor, a differential electric field sensor and an inductive sensor.

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29. Parkinson Timothy A. (Austin TX) Doany Ziyad H. (Austin TX), Conductor locator adapter for electronic markers.

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30. Flatt, David William, Conductor tracing system.

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31. Peterman Earl J. ; Peterman David L., Continuous-depth-indicating underground pipe and cable locator.

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32. Bigelow,Russell N.; Polak,Stevan; Long,James; Shtargot,Joseph, Controlled power source for underground line location.

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33. Bigelow, Russell N., Detecting field distortion in underground line location.

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34. Lewis, Andrew Biggerstaff; Fling, Richard William, Detecting underground objects.

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35. David A. Johnson, Detection of an RFID device by an RF reader unit operating in a reduced power state.

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36. Worsley,Robert; Thompson,Jeff; Pearson,Richard; Royle,Mark, Detector for detecting a buried current carrying conductor using electromagnetic radiation of predetermined frequencies.

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37. Lewis Andrew B,GBX ; Cottle John R,GBX ; Cooper Graham R,GBX, Device for locating objects that emit electromagnetic signals.

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38. Mulcahey,Butch, Digital locating system and device for underground object detection.

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39. Warren S. Daansen ; Allan G. Hock, Dispenser having timing means, multisensory output and means of tracking usage number.

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40. Royle, John Mark; Pearson, Richard David, Electronic marker locator system and method.

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41. Lapstun,Paul; Silverbrook,Kia; King,Tobin Allen, Electronically controllable pen comprising a force switch.

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42. Fling,Richard W.; McPhee,Alasdair; Lanfranchi,Luigi, Encoding scheme for producing magnetic field signals having desired spectral characteristics.

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43. Royle,John Mark, Enhanced sonde recognition.

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44. Robbins, James E., GPS correction methods, apparatus and signals.

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45. Willson,Corey M.; Doany,Ziyad Hanna; Parkinson,Timothy A., GPS interface for locating device.

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46. Manning Charles David Hope,NZX, Global positioning system controlled paint sprayer.

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47. Manning Charles David Hope,NZX, Global positioning system controlled paint sprayer.

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48. Johnson,Gerald Lee; Podhrasky,Robert J., Hand held metal detector.

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49. Nielsen, Steven; Chambers, Curtis; Farr, Jeffrey; Johnson, William; DiMartino, Arthur; Altman, Ronald; Mistler, Arthur; Mathieu, David; Sener, James; Hageman, Christopher; Smith, Scott; Paul, Joseph, Handle of a marking device.

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50. Russell, Stuart John; Lewis, Andrew Biggerstaff; Dakin, John Philip, Identification and location of fiber optic cables.

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51. Hore Donald Lionel,GB3 ; Hopkin Alan John,GB3, Inductive transmitters for conductor location.

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52. Mauney Thad (Yellowstone County MT) Kong Aglaia C. F. (Yellowstone County MT) Richardson Douglas B. (Yellowstone County MT), Interactive automated mapping system.

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53. Nagasamy Vijay ; Usman Mohammad ; Sun James, Ionospheric correction for single frequency GPS receivers using three satellites.

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54. Ashjaee Javad, Knock-down satellite positioning system antenna supporting tripod.

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55. Brouwer, Frans P., Land marking device.

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56. Craig, Sam; Molinari, Joseph, Line locator.

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57. Gopalakrishnan R. Parakulam ; Stevan Polak, Line locator with accurate horizontal displacement detection.

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58. Sipe John Joseph (Philadelphia PA), Load signaling device for a patient\s foot.

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59. Hopwood Michael Peter,GBX ; Fling Richard William,GBX, Locating an inaccessible object by detecting horizontal and vertical components of a magnetic field.

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60. Lewis Andrew Biggerstaff,GBX ; Frost Nicholas James,GBX, Locating concealed conductors.

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61. Asher, Michael L.; Bhaskar, Uday; Eslambolchi, Hossein; Gaddamanugu, Bala Surya Siva Sri; Giddens, Charles C.; Stewart, Harold Jeffrey, Locating dig alerts on the map by choosing an area on the map.

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62. Allison Michael Timo ; Nichols Mark ; Sorden James L., Location and generation of high accuracy survey control marks using satellites.

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63. Hopwood Michael Peter,GBX ; Frost Nicholas James,GBX, Locator of electrically conductive objects.

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64. Rider Alan J. (Reston VA) Querry Lester R. (Reston VA), Locator transmitter having an automatically tuned antenna.

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65. Schonstedt Erick O. (Reston VA) Hamzezadeh Mohammed M. (Fairfax VA), Magnetic core blanks of magnetically permeable sheet material.

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66. Schonstedt Erick O. (Reston VA), Magnetic cores.

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67. Schonstedt Erick O. (Reston VA), Magnetic cores for saturable core measuring devices and methods of manufacturing such cores.

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68. Schonstedt Erick O. (Reston VA), Magnetic detection apparatus with sensors mounted on channel or angle cantilever support.

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69. Schonstedt Erick O. (Reston VA), Magnetic detection appartaus with plastic housing and sound-transmissive handle.

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70. Schonstedt Erick O. (Reston VA), Magnetic detector apparatus with excitation conductors connected in series via sensor housing.

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71. Schonstedt, Erick O., Magnetic detector apparatus with liquid-supported, conductive, sensor-support tube.

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72. Sowers, Kenneth George; Sien, Donald Dale; Parker, Thomas Matthew, Magnetic detector extendable wand.

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73. Dunham, Warren D., Magnetic detector instrument with board-mounted sensor assembly.

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74. Sowers, Kenneth George, Magnetic detector with extendable wand.

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75. Rippingale John B. (Leesburg VA), Magnetic locating and tracing system and method using dual-antenna transmitter to distinguish between concealed adjacent.

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76. Schonstedt Erick O. (Reston VA) Hamzezadeh Mohammed M. (Fairfax VA), Manufacture of magnetic cores from blanks of magnetically permeable sheet material.

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77. Oike Tomoyasu (Sagamihara JPX), Marker for locating a buried object.

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78. Nielsen, Steven; Chambers, Curtis; Farr, Jeffrey; Johnson, William; DiMartino, Arthur; Altman, Ronald; Mistler, Arthur; Mathieu, David; Sener, James; Hageman, Christopher; Smith, Scott; Paul, Joseph, Marking device.

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79. Nielsen, Steven; Chambers, Curtis; Farr, Jeffrey; Vazquez, Rene, Marking system and method.

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80. Nielsen, Steven; Chambers, Curtis; Farr, Jeffrey; Conner, Mark A, Marking system and method with location and/or time tracking.

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81. Danny Baioff CA; David A Tiessen CA; Gil Boucher CA, Measuring tool usable with a paint applicator.

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82. Barney,Brian, Medicament dispensing device with a display indicative of the state of an internal medicament reservoir.

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83. Arnold, Aaron Anthony; Salisbury, Andrew David; McQuillen, Skye Marie, Metal detector.

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84. De Torfino Nicholas R., Metal detector.

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85. Junes, Greg Lee, Metal detector with magnet.

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86. Balkman William D. (Austin TX), Method and apparatus for determining direction to and position of an underground conductor.

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87. Tucker, Layne Daniel, Method and apparatus for determining positioning relative to utility lines.

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88. Waite,James W.; Overby,Johan D., Method and apparatus for digital detection of electromagnetic signal strength and signal direction in metallic pipes and cables.

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89. Overby,Johan D.; Waite,James W., Method and apparatus for digital detection of electronic markers using frequency adaptation.

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90. Overby,Johan D.; Waite,James W., Method and apparatus for digital detection of electronic markers using frequency adaptation.

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91. Asher, Michael L.; Natha, Udaya Bhaskar; Giddens, Charles C.; Magown, Jr., Lloyd Lester; Stewart, Harold Jeffrey, Method and apparatus for managing dig alerts in a network system.

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92. Darrell Trevor ; Gordon Gaile ; Harville Michael ; Woodfill John ; Baker Harlyn, Method and apparatus for personnel detection and tracking.

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93. Eslambolchi Hossein (Basking Ridge NJ) Huffman John Sinclair (McDonough GA), Method and apparatus for precisely locating a buried utility conveyance.

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94. Flowerdew Peter M. (Bristol GB2) Regini Andrezej Z. (Eastington GB2), Method and apparatus for tracing conductors using an alternating signal having two components related in frequency and p.

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95. Fling,Richard W.; Hillman,Nicholas C.; McPhee,Alasdair; Lanfranchi,Luigi, Method and system for producing a magnetic field signal usable for locating an underground object.

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96. Fling,Richard W.; Lanfranchi,Luigi, Method and system for recovering information from a magnetic field signal usable for locating an underground object.

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97. Fling, Richard W.; Hillman, Nicholas C., Method and system for reducing interference.

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98. Frost, Nicholas J.; Hanlon, Jason J.; Lewis, Andrew B.; Ridley, Stephen F.; Morgan, Michael J.; Baker, Marcus; Hiscox, Gary P.; Pearson, Richard D., Method and system for remotely servicing a detection device.

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99. Schlapp,Hubert; Overby,Johan D., Method for decoupling interference due to bleedover in metallic pipe and cable locators.

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100. Smith Royston,GBX, Method for locating an inaccessible object having a magnetic field generating solenoid.

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101. Rippingale John B. (Leesburg VA) Schonstedt Erick O. (Reston VA), Method for providing magnetic markers on elongated hidden objects.

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102. Pearson,Richard; Benzie,Steve, Method of and apparatus for detecting a current carrying conductor.

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103. Thompson,Jeff; Pearson,Richard; White,Robert, Method of and apparatus for determining if a buried current carrying conductor is buried above predetermined minimum depth.

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104. Hanlon Jason Julian,GBX ; Regini Andrzej Zbigniew,GBX, Method of detecting faults in the insulation layer of an insulated concealed conductor.

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105. Tucker, Layne Daniel; Lylick, Peter William, Method of dynamically tracking a location of one or more selected utilities.

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106. Tucker, Layne Daniel; Lylick, Peter William, Method of dynamically tracking a location of one or more selected utilities.

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107. Karouby Philippe (Toulouse FRX), Method of estimating the error in the calculation of the position of a mobile by a GPS receiver, and GPS receiver for im.

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108. Lewis Andrew Biggerstaff,GBX, Method of identifying a buried cable by applying a low frequency signal to the cable and detecting the resultant field.

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109. Tucker, Layne Daniel; Lylick, Peter William, Method of locating underground utility lines and an underground utility line.

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110. Schonstedt Erick O. (Reston VA), Method of making magnetic cores.

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111. Schonstedt Erick O. (Reston VA), Method of manufacturing magnetic detection apparatus.

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112. Rippingale John B. (Leesburg VA) Upton Charles R. (Silver Spring MD) Schonstedt Erick O. (Reston VA) Osman Bradley L. (Herndon VA), Methods and apparatus employing permanent magnets for marking, locating, tracing and identifying hidden objects such as.

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113. Rippingale John B. (Leesburg VA) Upton Charles R. (Silver Spring MD) Schonstedt Erick O. (Reston VA) Osman Bradley L. (Herndon VA), Methods and apparatus employing permanent magnets for marking, locating, tracing and identifying hidden objects such as.

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114. Rippingale John B. (Leesburg VA) Upton Charles R. (Silver Spring MD) Schonstedt Erick O. (Reston VA) Osman Bradley L. (Herndon VA), Methods employing permanent magnets for marking, locating, tracing and identifying hidden objects such as buried fiber o.

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115. Rippingale John B. (Leesburg VA) Schonstedt Erick O. (Reston VA), Methods, apparatus and devices relating to magnetic markers for elongated hidden objects.

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116. Rippingale John B. (Leesburg VA) Schonstedt Erick O. (Reston VA), Methods, apparatus and devices relating to magnetic markers for elongated hidden objects.

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117. Dooley,Saul R.; Yule,Andrew T., Mobile device comprising a GPS receiver.

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118. Blackadar, Thomas P.; Darley, Jesse, Monitoring activity of a user in locomotion on foot.

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119. Fyfe Kenneth Richard,CAX, Motion analysis system.

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120. Merewether,Ray; Olsson,Mark S., Multi-sensor mapping omnidirectional sonde and line locators.

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121. Schonstedt Erick O. (Reston VA), Multiaxis magnetometer apparatus with orthogonally disposed rectangular housings for mounting separate sensor assemblies.

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122. McFee John E.,CAX ; Aitken Victor C.,CAX ; Das Yogadhish,CAX ; Russell Kevin L.,CAX ; Brosinsky Chris A.,CAX ; Chesney Robert H.,CAX ; Church Philip,CAX ; Gundesen George,CAX ; Clifford Edward T. H.,, Multisensor vehicle-mounted mine detector.

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123. Tallman, Christopher R.; Neumann, Gary W.; Holloway, Joel T., Municipal utility mapping system and method.

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124. Olsson,Mark S.; Merewether,Ray; Cox,David A.; Martin,Michael J.; Barnicoat,Bradley D.; Kolb,Thomas R.; Hilton,Randall P., Omnidirectional sonde and line locator.

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125. Stillerud,Lennart, Packaging.

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126. Nielsen, Steven; Chambers, Curtis; Farr, Jeffrey; Johnson, William; DiMartino, Arthur; Altman, Ronald; Mistler, Arthur; Mathieu, David; Sener, James; Hageman, Christopher; Smith, Scott; Paul, Joseph, Paint holder of a marking device.

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127. Flatt, David William; Petherick, Stephen John; Worsely, Robert Ashworth, Pipeline mapping and interrupter therefor.

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128. Zeck, Joseph; Emigh, Stuart G., Portable locator including a ground marking arrangement.

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129. Eric S. White ; Lisa Wetherbee, Post-processing of NMEA data.

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130. Gudmundsson,Thorkell; Waite,Jim; ��verby,Johan; Polak,Stevan; Lindstrom,Niklas, Precise location of buried metallic pipes and cables in the presence of signal distortion.

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131. Tucker,Layne D.; Lepper,John; Colby,Daniel E.; Tucker,Page; Sawyer, Jr.,Tom Y., Precision GPS driven utility asset management and utility damage prevention system and method.

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132. Leonard,Stephen B.; Kimball,James F., Product dispensing controlled by RFID tags.

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133. Hayes ; Sr. Doyle A. ; Hard Amy L. ; Flesch Gregory J., RF embedded identification device.

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134. Moore,Scott E., RFID material tracking method and apparatus.

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135. Chen, Fung-Jou; Reade, Walter C.; Lindsay, Jeffrey Dean, RFID system and method for ensuring personnel safety.

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136. Pearson,Richard, Radio mode selectivity block for a detector for detecting a buried current carrying conductor.

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137. Dreier Scott David, Receiver with seamless correction capacity.

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138. Miyasaka, Koji; Mori, Masakazu; Sakaki, Kazuyuki; Takasu, Kenichi; Kobayashi, Yuji, Satellite position measurement system.

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139. Tavernetti Russell E. (San Carlos CA) Dodd Paul W. (San Jose CA), Self-calibrating electromagnetic field sensor for locating buried conduits.

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140. Cosman Armond D. (Austin TX) Minarovic Joe T. (Austin TX) Worboys David C. (Austin TX), Self-dispensing spaced electronic markers.

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141. Bolson ; Sr. John H. (Conyers GA), Self-orienting passive marker structure.

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142. Boers Arie, Semi-automated automotive paint dispensing system.

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143. Satterwhite James R. (Roxboro NC) Horning Sandra J. (Austin TX) Wyatt Gerald A. (Round Rock TX) Reisem Daniel E. (Austin TX), Sensor array for circuit tracer.

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144. Satterwhite James R. (Roxboro NC), Sensor for circuit tracer.

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145. Nielsen, Steven; Chambers, Curtis; Farr, Jeffrey; Johnson, William; DiMartino, Arthur; Altman, Ronald; Mistler, Arthur; Mathieu, David; Sener, James; Hageman, Christopher; Smith, Scott; Paul, Joseph, Shaft of a marking device.

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146. Pearson, Richard David, Signal generator.

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147. Pearson, Richard David, Signal generator.

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148. Oldham James G. (Albuquerque NM) Spencer Charles R. (Boise ID) Begley Carl L. (Albuquerque NM) Meyer H. Robert (Albuquerque NM), Site survey method and apparatus.

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149. Richard William Fling GB, Sonde locator.

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150. Cosman Armond D. (Austin TX) Cox Larry R. (Austin TX), Sonde with replaceable electronics and a rotatable, tubular inner shell wherein a battery is located.

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151. Domingo Orozco, Spray wand with stand.

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152. Morgan, Wayne D.; Martin, Chris W.; Luebke, Thomas M.; Wiesemann, David L., Surface object locator with level indicator and scribe tip.

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153. Pearson, Richard David, System and method for detecting a concealed current carrying conductor.

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154. Gard,Michael F.; Jin,Jian, System and method for detecting an underground object using magnetic field sensing.

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155. Taylor, Jr., David W. A.; Bell, Alan G. R., System and method for detecting and locating underground objects.

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156. Michael F. Gard ; Jian Jin, System and method for determining orientation to an underground object.

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157. Zeitfuss, Michael P.; Nemethy, Joseph M.; Venezia, Joseph A., System and method for highly accurate real time tracking and location in three dimensions.

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158. French Barry J. ; Ferguson Kevin R., System and method for tracking and assessing movement skills in multidimensional space.

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159. Frans P. Brouwer CA, System and method of land marking.

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160. Flowerdew Peter M. (Bristol GBX), System for detecting the location and orientation of a temporarily inaccessible object.

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161. Salsman Lloyd N. (El Reno OK) Hoy Leslie D. (Knoxville TN), System for locating concealed underground objects using digital filtering.

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162. Rider Alan J. (Reston VA) Querry Lester R. (Reston VA), System for locating multiple concealed underground objects.

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163. Rider Alan J. (Reston VA), System transmitting and receiving digital and analog information for use in locating concealed conductors.

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164. Elliott, Brig Barnum; Burchfiel, Jerry, Systems and methods for identifying and mapping conduit location.

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165. Johnson, Gerald Lee, Tactical hand-held metal detector.

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166. Johnson,Gerald Lee, Tactical hand-held metal detector.

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167. Yue-Hong Chou, Thin-client real-time interpretive object tracking system.

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168. Fling,Ricard W.; Iaccarino,Alberto, Underground object locator.

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169. Young, Gary Neal; Alft, Kevin L., Underground utility detection system and method.

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170. Lapstun,Paul; Silverbrook,Kia; King,Tobin Allen, Universal pen with optical, position and/or motion sensors.

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171. Lapstun,Paul; Silverbrook,Kia; King,Tobin Allen, Universal pen with position or motion sensing.

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172. William Alkire ; Guillermo Warley, Utility locator radio link.

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173. Myers William Loring, Virtual reality imaging system with image replay.

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174. Lovejoy Michael L. ; Peeters John P. ; Johnson A. Wayne, Worker-specific exposure monitor and method for surveillance of workers.

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