| Patent | Date |
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Earth-boring Tools, Cutting Elements, And Associated Structures, Apparatus, And Methods
App 20220213735 - Lane; Christopher W. ; et al. | 2022-07-07 |
Methods Of Forming Components For Earth-boring Tools And Related Components And Earth Boring Tools
App 20210340822 - Webb; Steven W. ; et al. | 2021-11-04 |
Displacement Members Comprising Machinable Material Portions, Bit Bodies Comprising Machinable Material Portions From Such Displacement Members, Earth-boring Rotary Drill Bits Comprising Such Bit Bodies, And Related Methods
App 20210238928 - Sullivan; Eric C. ; et al. | 2021-08-05 |
Downhole acoustic systems and related methods of operating a wellbore
Grant 11,008,857 - Sullivan , et al. May 18, 2 | 2021-05-18 |
Downhole system for determining a rate of penetration of a downhole tool and related methods
Grant 10,760,401 - Glasgow, Jr. , et al. Sep | 2020-09-01 |
Sensors in earth-boring tools, related systems, and related methods
Grant 10,704,376 - Yao , et al. | 2020-07-07 |
Modular Shank Assembly For An Earth-boring Tool, Earth-boring Tools Including Modular Shanks Assemblies, And Related Methods
App 20200182044 - Yao; Richard ; et al. | 2020-06-11 |
Sensors in earth-boring tools, related systems, and related methods
Grant 10,662,755 - Yao , et al. | 2020-05-26 |
Method and apparatus for securing bodies using shape memory materials
Grant 10,508,323 - Russell , et al. Dec | 2019-12-17 |
Multiple downhole sensor digital alignment using spatial transforms
Grant 10,392,933 - Yao , et al. A | 2019-08-27 |
Sensors In Earth-boring Tools, Related Systems, And Related Methods
App 20190242238 - Yao; Richard ; et al. | 2019-08-08 |
Sensors In Earth-boring Tools, Related Systems, And Related Methods
App 20190242237 - Yao; Richard ; et al. | 2019-08-08 |
Earth-boring tools and methods for forming earth-boring tools using shape memory materials
Grant 10,280,479 - Yu , et al. | 2019-05-07 |
Downhole Acoustic System For Determining A Rate Of Penetration Of A Drill String And Related Methods
App 20190100992 - Glasgow, Jr.; R. Keith ; et al. | 2019-04-04 |
Downhole Acoustic Systems And Related Methods Of Operating A Wellbore
App 20190100993 - Sullivan; Eric C. ; et al. | 2019-04-04 |
Downhole System For Determining A Rate Of Penetration Of A Downhole Tool And Related Methods
App 20190100986 - Glasgow, JR.; R. Keith ; et al. | 2019-04-04 |
Earth-boring tools including selectively actuatable cutting elements and related methods
Grant 10,214,968 - Evans , et al. Feb | 2019-02-26 |
Earth-boring tools including selectively actuatable cutting elements and related methods
Grant 10,066,444 - Evans , et al. September 4, 2 | 2018-09-04 |
Nozzle assemblies including shape memory materials for earth-boring tools and related methods
Grant 10,053,916 - Yu , et al. August 21, 2 | 2018-08-21 |
Earth-boring tools with precise cutter pocket location and orientation and related methods
Grant 10,005,158 - Sullivan , et al. June 26, 2 | 2018-06-26 |
Methods for forming earth-boring tools having cutting elements mounted in cutting element pockets and tools formed by such methods
Grant 10,000,974 - Cheng , et al. June 19, 2 | 2018-06-19 |
Rotary drill bits comprising maraging steel and methods of forming such drill bits
Grant 9,963,940 - Cheng , et al. May 8, 2 | 2018-05-08 |
Hybrid drill bit having increased service life
Grant 9,782,857 - Nguyen , et al. October 10, 2 | 2017-10-10 |
Cutting elements comprising sensors, earth-boring tools having such sensors, and associated methods
Grant 9,739,093 - Trinh , et al. August 22, 2 | 2017-08-22 |
Earth-boring Tools And Methods For Forming Earth-boring Tools Using Shape Memory Materials
App 20170204672 - Yu; Bo ; et al. | 2017-07-20 |
Method And Apparatus For Securing Bodies Using Shape Memory Materials
App 20170204674 - Russell; Steven Craig ; et al. | 2017-07-20 |
Nozzle Assemblies Including Shape Memory Materials For Earth-boring Tools And Related Methods
App 20170204675 - Yu; Bo ; et al. | 2017-07-20 |
Earth-boring Tools Including Selectively Actuatable Cutting Elements And Related Methods
App 20170159370 - Evans; Kenneth R. ; et al. | 2017-06-08 |
Earth-boring Tools Including Selectively Actuatable Cutting Elements And Related Methods
App 20170159369 - Evans; Kenneth R. ; et al. | 2017-06-08 |
Multiple Downhole Sensor Digital Alignment Using Spatial Transforms
App 20170122099 - Yao; Richard Jin ; et al. | 2017-05-04 |
Earth-boring Tools With Precise Cutter Pocket Location And Orientation And Related Methods
App 20160158894 - Sullivan; Eric C. ; et al. | 2016-06-09 |
Methods For Forming Earth-boring Tools Having Cutting Elements Mounted In Cutting Element Pockets And Tools Formed By Such Methods
App 20160160570 - Cheng; Xiaomin C. ; et al. | 2016-06-09 |
Methods for forming earth-boring tools having cutting elements mounted in cutting element pockets and tools formed by such methods
Grant 9,284,789 - Cheng , et al. March 15, 2 | 2016-03-15 |
Methods Of Selecting Bottom Hole Assemblies Comprising Earth-boring Tools, Of Improving Drilling Operations, And Of Improving Drilling Plans Based On Drilling Simulations
App 20160047206 - Vempati; Chaitanya K. ; et al. | 2016-02-18 |
Cutting Elements Comprising Sensors, Earth-boring Tools Having Such Sensors, And Associated Methods
App 20160010395 - Trinh; Tu Tien ; et al. | 2016-01-14 |
Cutting elements comprising sensors, earth-boring tools having such sensors, and associated methods
Grant 9,145,741 - Trinh , et al. September 29, 2 | 2015-09-29 |
Rotary Drill Bits Comprising Maraging Steel And Methods Of Forming Such Drill Bits
App 20150204142 - Cheng; Xiaomin Chris ; et al. | 2015-07-23 |
Hybrid Drill Bit Having Increased Service Life
App 20150152687 - Nguyen; Don Q. ; et al. | 2015-06-04 |
Methods of forming earth-boring tools
Grant 8,991,471 - Cheng , et al. March 31, 2 | 2015-03-31 |
Drill bit-mounted data acquisition systems and associated data transfer apparatus and method
Grant 8,967,295 - Habernal , et al. March 3, 2 | 2015-03-03 |
Methods For Forming Earth-boring Tools Having Cutting Elements Mounted In Cutting Element Pockets And Tools Formed By Such Methods
App 20140246249 - Cheng; Xiaomin C. ; et al. | 2014-09-04 |
Methods for attaching cutting elements to earth-boring tools using tapered surfaces
Grant 8,777,088 - Trinh , et al. July 15, 2 | 2014-07-15 |
Apparatus and methods for detecting performance data in an earth-boring drilling tool
Grant 8,746,367 - DiGiovanni , et al. June 10, 2 | 2014-06-10 |
Earth-boring Tools, Methods Of Forming Earth-boring Tools, And Methods Of Repairing Earth-boring Tools
App 20130146366 - Cheng; Xiaomin Chris ; et al. | 2013-06-13 |
Methods For Attaching Cutting Elements To Earth-boring Tools And Resulting Products
App 20130098972 - Trinh; Tu Tien ; et al. | 2013-04-25 |
Drill Bit-mounted Data Acquisition Systems And Associated Data Transfer Apparatus And Method
App 20130048381 - Habernal; Jason R. ; et al. | 2013-02-28 |
Monitoring drilling performance in a sub-based unit
Grant 8,376,065 - Teodorescu , et al. February 19, 2 | 2013-02-19 |
Cutting Elements Comprising Sensors, Earth-boring Tools Having Such Sensors, And Associated Methods
App 20120312599 - Trinh; Tu Tien ; et al. | 2012-12-13 |
Casing and liner drilling shoes having integrated operational components, and related methods
Grant 8,297,380 - Oldham , et al. October 30, 2 | 2012-10-30 |
Earth-boring tools with improved retention of cutting elements installed within pockets
Grant 8,240,403 - Trinh , et al. August 14, 2 | 2012-08-14 |
Casing and liner drilling shoes with portions configured to fail responsive to pressure, and related methods
Grant 8,225,887 - Oldham , et al. July 24, 2 | 2012-07-24 |
Casing shoes having drillable and non-drillable cutting elements in different regions and related methods
Grant 8,225,888 - Oldham , et al. July 24, 2 | 2012-07-24 |
Casing and liner drilling shoes having selected profile geometries, and related methods
Grant 8,205,693 - Oldham , et al. June 26, 2 | 2012-06-26 |
Casing and liner drilling shoes having spiral blade configurations, and related methods
Grant 8,167,059 - Oldham , et al. May 1, 2 | 2012-05-01 |
Methods and apparatuses for data collection and communication in drill string components
Grant 8,164,980 - Sullivan , et al. April 24, 2 | 2012-04-24 |
Method and apparatus for collecting drill bit performance data
Grant 8,100,196 - Pastusek , et al. January 24, 2 | 2012-01-24 |
Methods and apparatuses for measuring drill bit conditions
Grant 8,087,477 - Sullivan , et al. January 3, 2 | 2012-01-03 |
Casing Shoes Including Cutting Elements, Cutting Elements For Earth-boring Tool, And Related Methods
App 20110266069 - Oldham; Jack T. ; et al. | 2011-11-03 |
Apparatus and Methods for Detecting Performance Data in an Earth-Boring Drilling Tool
App 20110266055 - DiGiovanni; Anthony A. ; et al. | 2011-11-03 |
Casing And Liner Drilling Shoes With Portions Configured To Fail Responsive To Pressure, And Related Methods
App 20110259608 - Oldham; Jack T. ; et al. | 2011-10-27 |
Casing And Liner Drilling Shoes Having Integrated Operational Components, And Related Methods
App 20110259604 - Oldham; Jack T. ; et al. | 2011-10-27 |
Casing And Liner Drilling Shoes Having Selected Profile Geometries, And Related Methods
App 20110259605 - Oldham; Jack T. ; et al. | 2011-10-27 |
Casing Shoes Having Drillable And Non-drillable Cutting Elements In Different Regions And Related Methods
App 20110259606 - Oldham; Jack T. ; et al. | 2011-10-27 |
Casing And Liner Drilling Shoes Having Spiral Blade Configurations, And Related Methods
App 20110259643 - Oldham; Jack T. ; et al. | 2011-10-27 |
Casing and liner drilling bits and reamers
Grant 8,006,785 - Oldham , et al. August 30, 2 | 2011-08-30 |
Method and apparatus for collecting drill bit performance data
Grant 7,987,925 - Pastusek , et al. August 2, 2 | 2011-08-02 |
Rotary drill bits and systems for inspecting rotary drill bits
Grant 7,954,380 - Lund , et al. June 7, 2 | 2011-06-07 |
Earth boring drill bits made from a low-carbon, high-molybdenum alloy
Grant 7,905,301 - El Hakam , et al. March 15, 2 | 2011-03-15 |
Method And Apparatus For Collecting Drill Bit Performance Data
App 20110024192 - Pastusek; Paul E. ; et al. | 2011-02-03 |
Shank structure for rotary drill bits
Grant 7,861,806 - Zahradnik , et al. January 4, 2 | 2011-01-04 |
Method and apparatus for collecting drill bit performance data
Grant 7,849,934 - Pastusek , et al. December 14, 2 | 2010-12-14 |
Safety Support Pin And System For Repair Process For Instrumented Bits And Electronics Module End-cap For Use Therewith
App 20100300754 - Glasgow; Keith ; et al. | 2010-12-02 |
Methods And Apparatuses For Measuring Drill Bit Conditions
App 20100282510 - Sullivan; Eric C. ; et al. | 2010-11-11 |
Methods And Apparatuses For Data Collection And Communication In Drill String Components
App 20100097890 - Sullivan; Eric C. ; et al. | 2010-04-22 |
Monitoring Drilling Performance in a Sub-Based Unit
App 20100032210 - Teodorescu; Sorin G. ; et al. | 2010-02-11 |
Shank Structure For Rotary Drill Bits
App 20100012392 - Zahradnik; Anton F. ; et al. | 2010-01-21 |
Rotary Drill Bits And Systems For Inspecting Rotary Drill Bits
App 20090320584 - Lund; Jeffrey B. ; et al. | 2009-12-31 |
Methods of inspecting rotary drill bits
Grant 7,631,560 - Lund , et al. December 15, 2 | 2009-12-15 |
Method and apparatus for collecting drill bit performance data
Grant 7,604,072 - Pastusek , et al. October 20, 2 | 2009-10-20 |
Rotary drill bits
Grant 7,600,589 - Zahradnik , et al. October 13, 2 | 2009-10-13 |
Methods of fabricating rotary drill bits
Grant 7,594,454 - Zahradnik , et al. September 29, 2 | 2009-09-29 |
Method And Apparatus For Collecting Drill Bit Performance Data
App 20090194332 - Pastusek; Paul E. ; et al. | 2009-08-06 |
Method and apparatus for collecting drill bit performance data
Grant 7,510,026 - Pastusek , et al. March 31, 2 | 2009-03-31 |
Method and apparatus for collecting drill bit performance data
Grant 7,506,695 - Pastusek , et al. March 24, 2 | 2009-03-24 |
Method and apparatus for collecting drill bit performance data
Grant 7,497,276 - Pastusek , et al. March 3, 2 | 2009-03-03 |
Roller Cone Bit Bearing, and Bearing Materials
App 20090014217 - Zahradnik; Anton F. ; et al. | 2009-01-15 |
Rotary drill bit shank, rotary drill bits so equipped, and methods of manufacture
Grant 7,472,764 - Zahradnik , et al. January 6, 2 | 2009-01-06 |
Casing And Liner Drilling Bits And Reamers, Cutting Elements Therefor, And Methods Of Use
App 20080223575 - Oldham; Jack T. ; et al. | 2008-09-18 |
Casing and liner drilling bits
Grant 7,395,882 - Oldham , et al. July 8, 2 | 2008-07-08 |
Method And Apparatus For Collecting Drill Bit Performance Data
App 20080066959 - Pastusek; Paul E. ; et al. | 2008-03-20 |
Methods Of Fabricating Rotary Drill Bits
App 20080066581 - Zahradnik; Anton F. ; et al. | 2008-03-20 |
Rotary Drill Bits
App 20080066970 - Zahradnik; Anton F. ; et al. | 2008-03-20 |
Method And Apparatus For Collecting Drill Bit Performance Data
App 20080065331 - Pastusek; Paul E. ; et al. | 2008-03-13 |
Method And Apparatus For Collecting Drill Bit Performance Data
App 20080060848 - Pastusek; Paul E. ; et al. | 2008-03-13 |
Method and apparatus for collecting drill bit performance data
App 20070272442 - Pastusek; Paul E. ; et al. | 2007-11-29 |
Rotary drill bits, methods of inspecting rotary drill bits, apparatuses and systems therefor
App 20070256862 - Lund; Jeffrey B. ; et al. | 2007-11-08 |
Hardfacing Materials With Highly Conforming Properties
App 20070107942 - Overstreet; James L. ; et al. | 2007-05-17 |
System, method, and apparatus for reducing residual stress in as-welded roller cone bit ball plug welds
App 20070014495 - Zahradnik; Anton F. ; et al. | 2007-01-18 |
Method and apparatus for collecting drill bit performance data
App 20060272859 - Pastusek; Paul E. ; et al. | 2006-12-07 |
Rotary drill bit shank, rotary drill bits so equipped, and methods of manufacture
App 20060213693 - Zahradnik; Anton F. ; et al. | 2006-09-28 |
Casing and liner drilling bits, cutting elements therefor, and methods of use
App 20050183892 - Oldham, Jack T. ; et al. | 2005-08-25 |
Earth-boring bit with improved bearing seal
Grant 6,142,249 - Zahradnik , et al. November 7, 2 | 2000-11-07 |
Earth-boring bit with improved bearing seal
Grant 6,026,917 - Zahradnik , et al. February 22, 2 | 2000-02-22 |
Titanium carbide modified hardfacing for use on bearing surfaces of earth boring bits
Grant 5,038,640 - Sullivan , et al. August 13, 1 | 1991-08-13 |
Earth boring bit with convergent cutter bearing
Grant 4,899,838 - Sullivan , et al. February 13, 1 | 1990-02-13 |
Method for manufacturing a rotary rock bit
Grant 4,741,471 - Sullivan May 3, 1 | 1988-05-03 |
Differentially hardfaced rock bit
Grant 4,726,432 - Scott , et al. February 23, 1 | 1988-02-23 |
Method of hardfacing tool joints
Grant 4,228,339 - Scales , et al. October 14, 1 | 1980-10-14 |
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