이 특허를 인용한 특허 (150)

1. Eason, Jimmy W.; Overstreet, James L., Abrasive wear-resistant hardfacing materials, drill bits and drilling tools including abrasive wear-resistant hardfacing materials.

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2. Overstreet, James L., Abrasive wear-resistant materials and earth-boring tools comprising such materials.

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3. Overstreet, James L., Abrasive wear-resistant materials, methods for applying such materials to earth-boring tools, and methods of securing a cutting element to an earth-boring tool using such materials.

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4. Brackin, Van J.; Lund, Jeffrey B.; Scott, Danny E.; Skeem, Marcus R.; Isbell, Matthew R., Abrasive-impregnated cutting structure having anisotropic wear resistance and drag bit including same.

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5. Russell,David; Hernandez,Andres; Kinsley,Joshua; Berlin,Andrew, Apparatus and methods for 3D printing.

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6. Davidson, Thomas, Apparatus and methods for handling materials in a 3-D printer.

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7. Davidson, Thomas, Apparatus and methods for handling materials in a 3-D printer.

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8. Davidson, Thomas; Hernandez, Andres T.; Kinsley, Joshua; Sanchez, Jennifer, Apparatus and methods for handling materials in a 3-D printer.

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9. Davidson, Thomas; Villegas, Robert, Apparatus and methods for handling materials in a 3-D printer.

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10. Hickerson,Kevin P.; Bedal,Bryan; Diephuis,Richard J., Apparatus for three dimensional printing using image layers.

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11. Stevens, John H., Articles comprising metal, hard material, and an inoculant.

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12. Mirchandani, Prakash K.; Mosco, Alfred J.; Olsen, Eric W.; Caldwell, Steven G., Articles having improved resistance to thermal cracking.

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13. Mirchandani, Prakash K.; Mosco, Alfred J.; Olsen, Eric W.; Caldwell, Steven G., Articles having improved resistance to thermal cracking.

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14. Mirchandani, Prakash K.; Mosco, Alfred J.; Olsen, Eric W.; Caldwell, Steven G., Articles having improved resistance to thermal cracking.

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15. Tibbitts Gordon A., BIT torque limiting device.

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16. Lockwood,Greg; Griffo,Anthony; Viswanadham,Ramamurthy, Barrier coated granules for improved hardfacing material.

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17. Kembaiyan, Kumar T., Bit body formed of multiple matrix materials and method for making the same.

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18. Gordon A. Tibbitts, Bit torque limiting device.

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19. Tibbits Gordon A., Bit torque limiting device.

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20. Tibbitts Gordon A., Bit torque limiting device.

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21. Tibbitts, Gordon A., Bit torque limiting device.

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22. Izaguirre, Saul N; Oldham, Thomas W.; Kembaiyan, Kumar T; Chunn, Gary; Griffo, Anthony; Denton, Robert; White, Brian A, Bonding of cutters in diamond drill bits.

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23. Izaguirre, Saul N.; Oldham, Thomas W.; Kembaiyan, Kumar T.; Chunn, Gary R.; Griffo, Anthony; Denton, Robert; White, Brian, Bonding of cutters in drill bits.

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24. Newman Kenneth R. ; Haver Nelson A., Bore tractor system.

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25. Eason, Jimmy W.; Mirchandani, Prakash K.; Oakes, James J.; Westhoff, James C.; Collins, Gabriel B.; Stevens, John H.; Caldwell, Steven G.; Mosco, Alfred J., Cast cones and other components for earth-boring tools and related methods.

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26. Mirchandani, Prakash K.; Mosco, Alfred J., Cemented carbide inserts for earth-boring bits.

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27. Mirchandani, Prakash K.; Chandler, Morris E.; Olsen, Eric W., Cemented carbide—metallic alloy composites.

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28. Dion, Sebastien; Balistreri, John; Reed, Amber, Ceramic article and method of manufacture.

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29. Mirchandani, Prakash K.; Wills, David J.; Waller, Michale E.; Weigold, Jeffrey L.; Swearengin, Billy D., Coextrusion fabrication method.

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30. Mirchandani, Prakash K.; Waller, Michale E.; Weigold, Jeffrey L.; Swearengin, Billy D., Composite article with coolant channels and tool fabrication method.

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31. Fang, X. Daniel; Morton, Craig W.; Wills, David J., Composite articles.

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32. Fang, X. Daniel; Morton, Craig; Wills, David J., Composite articles.

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33. Mirchandani, Prakash K., Composite cemented carbide rotary cutting tools and rotary cutting tool blanks.

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34. Mirchandani, Prakash K., Composite cemented carbide rotary cutting tools and rotary cutting tool blanks.

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35. Fang, X. Daniel; Wills, David J.; Mirchandani, Prakash K., Composite cutting inserts and methods of making the same.

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36. Fang, X. Daniel; Wills, David J.; Mirchandani, Prakash K., Composite cutting inserts and methods of making the same.

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37. Mirchandani, Prakash K.; Chandler, Morris E., Composite sintered powder metal articles.

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38. Griffin, Nigel D.; Hughes, Peter R., Cutting element.

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39. Craig, Karen Anne, Cutting insert, a cutting insert holder, a system including the cutting insert and cutting insert holder, and a method of manufacturing thereof.

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40. Coleman, Heath C.; Mirchandani, Prakash K., Cutting inserts for earth-boring bits.

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41. Smith, Redd H.; Stevens, John H., Displacement members and intermediate structures for use in forming at least a portion of bit bodies of earth-boring rotary drill bits.

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42. Stevens, John H.; Eason, Jimmy W., Downhole tool parts and compositions thereof.

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43. Stevens, John H.; Eason, Jimmy W., Downhole tools and parts and methods of formation.

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44. Berzas Sean K. ; Duerholt Ralf,GBX ; Pessier Rudolf C. O. ; Scott Danny E., Drill bit having a fluid course with chip breaker.

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45. David K. Truax ; Thomas Walter Oldham ; Carl Edward Penuel ; Duane R. Van Waes, Drill bit having diamond impregnated inserts primary cutting structure.

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46. Truax, David K.; Oldham, Thomas Walter; Penuel, Carl Edward; Van Waes, Duane R., Drill bit having diamond impregnated inserts primary cutting structure.

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47. Overstreet, James L., Drill bits and drilling tools including abrasive wear-resistant materials.

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48. Sidney L. Findley ; Trent N. Butcher ; Gordon A. Tibbits, Drill bits and other articles of manufacture including a layer-manufactured shell integrally secured to a cast structure and methods of fabricating same.

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49. Schwefe, Thorsten; Weinheimer, Cara D., Drill bits and tools for subterranean drilling including rubbing zones and related methods.

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50. Schwefe, Thorsten; Weinheimer, Cara D., Drill bits and tools for subterranean drilling, methods of manufacturing such drill bits and tools and methods of directional and off center drilling.

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51. Ganz, Thomas, Drill bits with bearing elements for reducing exposure of cutters.

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52. Ganz, Thomas, Drill bits with bearing elements for reducing exposure of cutters.

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53. Ganz, Thomas, Drill bits with bearing elements for reducing exposure of cutters.

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54. Trujillo William R. ; Berzas Sean K. ; Cooley Craig H. ; Hansen Wayne R., Drill bits with enhanced hydraulic flow characteristics.

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55. Trujillo William R. ; Berzas Sean K. ; Cooley Craig H. ; Hansen Wayne R., Drill bits with enhanced hydraulic flow characteristics.

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56. Trujillo William R. ; Berzas Sean K. ; Cooley Craig H. ; Hansen Wayne R., Drill bits with enhanced hydraulic flow characteristics.

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57. Dykstra, Mark W.; Heuser, William; Doster, Michael L.; Zaleski, Jr., Theodore E.; Oldham, Jack T.; Watts, Terry D.; Ruff, Daniel E.; Walzel, Rodney B.; Beuershausen, Christopher C., Drilling apparatus with reduced exposure of cutters and methods of drilling.

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58. Dykstra, Mark W.; Heuser, William; Doster, Michael L.; Zaleski, Jr., Theodore E.; Oldham, Jack T.; Watts, Terry D.; Ruff, Daniel E.; Walzel, Rodney B.; Beuershausen, Christopher C., Drilling apparatus with reduced exposure of cutters and methods of drilling.

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59. Tibbitts Gordon A. ; Norris James A., Drilling structure with non-axial gage.

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60. Overstreet, James L., Drilling tools having hardfacing with nickel-based matrix materials and hard particles.

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61. Mirchandani, Prakash K., Earth-boring bit parts including hybrid cemented carbides and methods of making the same.

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62. Mirchandani, Prakash K.; Eason, Jimmy W.; Oakes, James J.; Westhoff, James C.; Collins, Gabriel B.; Stevens, John H.; Caldwell, Steven G.; Mosco, Alfred J., Earth-boring bits.

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63. Mirchandani, Prakash K.; Chandler, Morris E.; Waller, Michale E.; Coleman, Heath C., Earth-boring bits and other parts including cemented carbide.

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64. Mirchandani, Prakash K.; Chandler, Morris E.; Waller, Michale E.; Coleman, Heath C., Earth-boring bits and other parts including cemented carbide.

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65. Mirchandani, Prakash K.; Waller, Michale E.; Chandler, Morris E.; Coleman, Heath C., Earth-boring bits and other parts including cemented carbide.

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66. Mirchandani, Prakash K.; Waller, Michale E.; Chandler, Morris E.; Coleman, Heath C., Earth-boring bits and other parts including cemented carbide.

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67. Smith, Redd H.; Stevens, John H.; Duggan, James L.; Lyons, Nicholas J.; Eason, Jimmy W.; Gladney, Jared D.; Oxford, James A.; Chrest, Benjamin J., Earth-boring rotary drill bits and methods of manufacturing earth-boring rotary drill bits having particle-matrix composite bit bodies.

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68. Smith, Redd H.; Stevens, John H.; Duggan, James L.; Lyons, Nicholas J.; Eason, Jimmy W.; Gladney, Jared D.; Oxford, James A.; Chrest, Benjamin J., Earth-boring rotary drill bits and methods of manufacturing earth-boring rotary drill bits having particle-matrix composite bit bodies.

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69. Mirchandani, Prakash K.; Eason, Jimmy W.; Oakes, James J.; Westhoff, James C.; Collins, Gabriel B., Earth-boring tools and components thereof including material having hard phase in a metallic binder, and metallic binder compositions for use in forming such tools and components.

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70. Mirchandani, Prakash K.; Eason, Jimmy W.; Oakes, James J.; Westhoff, James C.; Collins, Gabriel B., Earth-boring tools and components thereof including material having hard phase in a metallic binder, and metallic binder compositions for use in forming such tools and components.

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71. Eason, Jimmy W.; Wells, Michael R., Earth-boring tools and methods of forming earth-boring tools.

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72. Eason, Jimmy W.; Wells, Michael R., Earth-boring tools and methods of forming earth-boring tools.

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73. Mirchandani, Prakash K.; Eason, Jimmy W.; Oakes, James J.; Westhoff, James C.; Collins, Gabriel B., Earth-boring tools and methods of forming tools including hard particles in a binder.

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74. McClain, Eric E.; Isbell, Matthew R.; Oldham, Jack Thomas; Thomas, John C.; Bird, Marc W., Earth-boring tools attachable to a casing string and methods for their manufacture.

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75. Stevens, John H.; Eason, Jimmy W., Earth-boring tools comprising eutectic or near-eutectic compositions.

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76. Choe, Heeman; Stevens, John H.; Overstreet, James L.; Eason, Jimmy W.; Westhoff, James C., Earth-boring tools comprising silicon carbide composite materials, and methods of forming same.

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77. Smith, Redd H.; Lyons, Nicholas J., Earth-boring tools including sinterbonded components and partially formed tools configured to be sinterbonded.

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78. Atkins, William Brian; Weaver, Gary Eugene, Forming objects by infiltrating a printed matrix.

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79. Arfele Robert W., Gauge face inlay for bit hardfacing.

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80. Arfele Robert W., Gauge face inlay for bit hardfacing.

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81. Mirchandani, Prakash K.; Chandler, Morris E., Grinding roll including wear resistant working surface.

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82. Sreshta, Harold; Drake, Eric F; Caraway, Douglas B, Hard composite with deformable constituent and method of applying to earth-engaging tool.

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83. Sue, Jiinjen Albert; Sreshta, Harold, In-situ boron doped PDC element.

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84. Mirchandani, Prakash K.; Eason, Jimmy W.; Oakes, James J.; Westhoff, James C.; Collins, Gabriel B., Infiltration of hard particles with molten liquid binders including melting point reducing constituents, and methods of casting bodies of earth-boring tools.

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85. Mirchandani, Prakash K.; Wills, David J.; Waller, Michale E.; Weigold, Jeffrey L.; Swearengin, Billy D., Injection molding fabrication method.

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86. Ach, Eduard; Gey, Christoph, Machining tool and method for manufacturing a machining tool.

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87. Bredt, James F.; Anderson, Timothy; Russell, David B.; Clark, Sarah L.; DiCologero, Matthew J., Material systems and methods of three-dimensional printing.

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88. Garner, Michael; Marshall, Jan Edgar; Sreshta, Harold A., Matrix fixed cutter drill bits and methods for manufacturing same.

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89. Geving, Brad; Schmidt, Kris Alan; Newell, Kenneth J., Metal powder composition for laser sintering.

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90. Burns, Marshall; Hayworth, Kenneth J.; McGinnis, Kim F., Method and apparatus for automatic fabrication of three dimensional object.

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91. Zoia, Richard F.; Fritz, Boris C., Method and system for constructing a structural foam part.

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92. Brandl, Erhard; Sander, Joerg; Schoberth, Achim, Method for producing a component.

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93. Butcher Trent N., Method of altering a balance characteristic and moment configuration of a drill bit and drill bit.

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94. Scott,Danny E., Method of manufacturing PDC cutters with chambers or passages.

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95. Squier, Brian D.; Larsen, James Layne; Terracina, Dwayne P.; Roberts, Timothy Scott, Method of manufacturing a matrix body drill bit.

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96. Butcher Trent N. ; Findley Sidney L. ; Smith Redd H., Method of manufacturing bits, bit components and other articles of manufacture.

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97. Bredt, James F.; Clark, Sarah L.; Uy, Evert F.; DiCologero, Matthew J.; Anderson, Timothy; Tarkanian, Michael; Williams, Derek X., Methods and compositions for three-dimensional printing of solid objects.

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98. Eason, Jimmy W.; Overstreet, James L., Methods for applying abrasive wear-resistant materials to a surface of a drill bit.

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99. Overstreet, James L., Methods for applying abrasive wear-resistant materials to earth-boring tools and methods for securing cutting elements to earth-boring tools.

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100. Overstreet, James L.; Doster, Michael L.; Morris, Mark E.; Gilmore, Kenneth E.; Welch, Robert M.; Roberts, Danielle V., Methods for applying wear-resistant material to exterior surfaces of earth-boring tools and resulting structures.

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101. Findley, Sidney L.; Butcher, Trent N.; Tibbits, Gordon A., Methods for fabricating drill bits, including assembling a bit crown and a bit body material and integrally securing the bit crown and bit body material to one another.

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102. Stevens, John H.; Eason, Jimmy W., Methods for manufacturing downhole tools and downhole tool parts.

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103. Stevens, John H.; Eason, Jimmy W., Methods of forming at least a portion of earth-boring tools.

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104. Stevens, John H., Methods of forming at least a portion of earth-boring tools, and articles formed by such methods.

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105. Stevens, John H.; Eason, Jimmy W., Methods of forming at least a portion of earth-boring tools, and articles formed by such methods.

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106. Stevens, John H., Methods of forming earth-boring drill bits.

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107. Oxford, James A.; Eason, Jimmy W.; Smith, Redd H.; Stevens, John H.; Lyons, Nicholas J., Methods of forming earth-boring rotary drill bits.

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108. Smith, Redd H.; Lyons, Nicholas J., Methods of forming earth-boring tools including sinterbonded components.

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109. Smith, Redd H.; Lyons, Nicholas J., Methods of forming earth-boring tools including sinterbonded components.

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110. Smith, Redd H.; Lyons, Nicholas J., Methods of forming earth-boring tools including sinterbonded components.

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111. Mirchandani, Prakash K.; Chandler, Morris E., Methods of forming wear resistant layers on metallic surfaces.

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112. Butcher Trent N., Methods of high temperature infiltration of drill bits and infiltrating binder.

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113. Kondameedi, Naveen; Arns, David A., Micro end mill and method of manufacturing same.

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114. Mirchandani, Prakash K.; Waller, Michale E.; Weigold, Jeffrey L.; Mosco, Alfred J., Modular fixed cutter earth-boring bits, modular fixed cutter earth-boring bit bodies, and related methods.

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115. Mirchandani, Prakash K.; Waller, Michale E.; Weigold, Jeffrey L.; Mosco, Alfred J., Modular fixed cutter earth-boring bits, modular fixed cutter earth-boring bit bodies, and related methods.

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116. Calnan, Barry D.; Sillen, Valerie R. C. M. J., Molds and methods of forming molds associated with manufacture of rotary drill bits and other downhole tools.

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117. Calnan, Barry D.; Sillen, Valerie R. C. M. J., Molds, downhole tools and methods of forming.

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118. Fuller, John Michael; Caraway, Douglas; Watson, Graham Richard, PDC cutter with stress diffusing structures.

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119. Stevens, John H.; Overstreet, James Leslie; Gilmore, Kenneth E.; Morgan, Jeremy K., Particle-matrix composite drill bits with hardfacing.

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120. Setlur, Deepthi Raj; Hughes, Michael D.; Francis, Mark Jonathan; Sreshta, Harold A.; Zhan, Guodong; Gilleylen, Russell C.; Sue, JiinJen Albert, Polycrystalline diamond cutting element.

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121. Tibbitts Gordon A., Predominantly diamond cutting structures for earth boring.

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122. Tibbitts Gordon A., Predominantly diamond cutting structures for earth boring.

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123. Meister Matthias,DEX, Process of making a bit body and mold therefor.

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124. Stephen G. Southland, Rapid manufacturing of molds for forming drill bits.

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125. Lipsker Daniel,ILX, Rapid prototyping.

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126. Mirchandani, Prakash K.; Chandler, Morris E., Reinforced roll and method of making same.

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127. Sinor L. Allen, Rotary drag bit with enhanced hydraulic and stabilization characteristics.

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128. Brackin, Van J.; Lund, Jeffrey B.; Scott, Danny E.; Skeem, Marcus R.; Isbell, Matthew R., Rotary drag bits including abrasive-impregnated cutting structures.

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129. Brackin, Van J.; Lund, Jeffrey B.; Scott, Danny E.; Skeem, Marcus R.; Isbell, Matthew R., Rotary drag bits including abrasive-impregnated cutting structures.

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130. Aliko, Enis; Schwefe, Thorsten, Rotary drill bits including bearing blocks.

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131. Aliko, Enis; Schwefe, Thorsten, Rotary drill bits including bearing blocks.

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132. London, Adam P.; Droppers, Lloyd J.; Lehman, Matthew K.; Mehra, Amitav, Small scale high speed turbomachinery.

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133. London, Adam P.; Droppers, Lloyd J.; Lehman, Matthew K.; Mehra, Amitav, Small scale high speed turbomachinery.

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134. Lee,Soo hyoung; Lyu,Yi yeol; Lee,Eun kyung; Noh,Tae yong, Substance for intermediate layer of organic electroluminescent device and organic electroluminescent device using the same.

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135. Jurewicz Stephen R. ; Jensen Kenneth M. ; Tibbitts Gordon A., Superabrasive cutting element with enhanced durability and increased wear life, and apparatus so equipped.

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136. Cooley Craig H., Superabrasive drill bit cutting element with buttress-supported planar chamfer.

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137. Stevens, John H.; Eason, Jimmy W., Systems for manufacturing downhole tools and downhole tool parts.

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138. Jiang, Alan Honggen; Sreshta, Harold, Thermally conductive sand mould shell for manufacturing a matrix bit.

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139. Bredt, James F.; Clark, Sarah L.; Williams, Derek X.; DiCologero, Matthew J., Thermoplastic powder material system for appearance models from 3D printing systems.

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140. Bredt,James F.; Anderson,Timothy C.; Russell,David B., Three dimensional printing material system and method.

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141. Bredt,James F.; Clark,Sarah; Gilchrist,Grieta, Three dimensional printing material system and method.

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142. Williams, Derek X., Three dimensional printing material system and method using peroxide cure.

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143. Giller, Eugene; Williams, Derek X., Three dimensional printing material system and method using plasticizer-assisted sintering.

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144. Giller, Eugene; Williams, Derek X., Three dimensional printing material system and method using plasticizer-assisted sintering.

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145. Davidson, Thomas; Phillips, Robert A.; Hernandez, Andres T.; Russell, David B.; Roche, Kevin; Zengerle, III, Walter H.; Berlin, Andrew; Kinsley, Joshua P.; Sweet-Block, Benjamin Daniel; Kisai, Darul, Three-dimensional printer.

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146. Davidson, Thomas; Phillips, Robert A.; Russell, David B., Three-dimensional printer.

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147. Davidson,Thomas; Phillips,Robert A.; Hernandes,Andres T.; Russell,David B.; Roche,Kevin; Zengerle, III,Walter H.; Berlin,Andrew; Kinsley,Joshua P.; Sweet Block,Benjamin Daniel; Kisai,Darul, Three-dimensional printer.

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148. Balistreri, John A.; Dion, Sebastien, Three-dimensional printer, ceramic article and method of manufacture.

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149. Balistreri, John; Dion, Sebastien, Three-dimensional printer, ceramic article and method of manufacture.

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150. Alam, Amir; Bredt, James F.; Clark, Nanette; Flynn, Mary; Sprauer, Jean; Williams, Derek X., Three-dimensional printing material system with improved color, article performance, and ease of use.

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