| Patent | Date |
|---|
Trajectory Control For Directional Drilling Using Formation Evaluation Measurement Feedback
App 20210230993 - Zalluhoglu; Umut ; et al. | 2021-07-29 |
System and Method to Control a Dual Motor Rotary Steerable Tool
App 20210198996 - Hay; Richard T. ; et al. | 2021-07-01 |
Steering assembly control valve
Grant 10,988,987 - Wheeler , et al. April 27, 2 | 2021-04-27 |
Steering Assembly Control Valve
App 20210079729 - Wheeler; Fraser ; et al. | 2021-03-18 |
Latchable casing while drilling systems and methods
Grant 10,352,118 - Jerez , et al. July 16, 2 | 2019-07-16 |
Downhole energy harvesting device
Grant 10,246,973 - Mehta , et al. | 2019-04-02 |
Borehole array for ranging and crosswell telemetry
Grant 10,190,405 - Hay , et al. Ja | 2019-01-29 |
Downhole Energy Harvesting Device
App 20180187520 - Mehta; Krunal Kanubhai ; et al. | 2018-07-05 |
Displaceable components in drilling operations
Grant 9,938,814 - Hay April 10, 2 | 2018-04-10 |
Apparatus and method for drilling a well
Grant 9,932,818 - Hay , et al. April 3, 2 | 2018-04-03 |
Latchable Casing While Drilling Systems And Methods
App 20170247964 - Jerez; Hernando Q. ; et al. | 2017-08-31 |
System and method for kicking-off a rotary steerable
Grant 9,638,020 - Hay May 2, 2 | 2017-05-02 |
Redundant wired pipe-in-pipe telemetry system
Grant 9,634,473 - Menezes , et al. April 25, 2 | 2017-04-25 |
Directional drilling while conveying a lining member, with latching parking capabilities for multiple trips
Grant 9,605,483 - Jerez , et al. March 28, 2 | 2017-03-28 |
System and method for automatic weight-on-bit sensor calibration
Grant 9,512,708 - Hay December 6, 2 | 2016-12-06 |
Directional Drilling While Conveying a Lining Member, with Latching Parking Capabilities for Multiple Trips
App 20160326807 - Jerez; Hernando ; et al. | 2016-11-10 |
Redundant Wired Pipe-in-pipe Telemetry System
App 20160322800 - Menezes; Clive D. ; et al. | 2016-11-03 |
Redundant wired pipe-in-pipe telemetry system
Grant 9,431,813 - Menezes , et al. August 30, 2 | 2016-08-30 |
Subsurface well systems with multiple drain wells extending from production well and methods for use thereof
Grant 9,371,721 - Hay , et al. June 21, 2 | 2016-06-21 |
Systems and methods for automatic weight on bit sensor calibration and regulating buckling of a drillstring
Grant 9,279,318 - Hay , et al. March 8, 2 | 2016-03-08 |
Displaceable Components In Drilling Operations
App 20150152723 - Hay; Richard T. | 2015-06-04 |
Guide wire for ranging and subsurface broadcast telemetry
Grant 9,010,461 - Hay April 21, 2 | 2015-04-21 |
Subsurface Well Systems with Multiple Drain Wells Extending from Production Well and Methods for Use Thereof
App 20150008001 - Hay; Richard T. ; et al. | 2015-01-08 |
Borehole Array for Ranging and Crosswell Telemetry
App 20150002306 - Hay; Richard T. ; et al. | 2015-01-01 |
Borehole array for ranging and crosswell telemetry
Grant 8,912,915 - Hay , et al. December 16, 2 | 2014-12-16 |
Systems And Tools For Detecting Restricted Or Hazardous Substances
App 20140340520 - Hay; Richard T. | 2014-11-20 |
Piston tractor system for use in subterranean wells
Grant 8,839,883 - Hay September 23, 2 | 2014-09-23 |
Methods and apparatus for transmission of telemetry data
Grant 8,833,472 - Hay September 16, 2 | 2014-09-16 |
Systems And Methods For Automatic Weight On Bit Sensor Calibration And Regulating Buckling Of A Drillstring
App 20140231141 - Hay; Richard T. ; et al. | 2014-08-21 |
System And Method For Automatic Weight-on-bit Sensor Calibration
App 20140190747 - Hay; Richard T. | 2014-07-10 |
Redundant Wired Pipe-in-pipe Telemetry System
App 20140085099 - Menezes; Clive D. ; et al. | 2014-03-27 |
Methods And Apparatus For Transmission Of Telemetry Data
App 20140055279 - Hay; Richard T. | 2014-02-27 |
System And Method For Kicking-off A Rotary Steerable
App 20140008125 - Hay; Richard T. | 2014-01-09 |
Apparatus And Method For Drilling A Well
App 20130341092 - Hay; Richard T. ; et al. | 2013-12-26 |
Piston Tractor System For Use In Subterranean Wells
App 20130206396 - HAY; Richard T. | 2013-08-15 |
Apparatus and method for generating power downhole
Grant 8,426,988 - Hay April 23, 2 | 2013-04-23 |
Drilling apparatus and method
Grant 8,322,461 - Hay , et al. December 4, 2 | 2012-12-04 |
Borehole Array for Ranging and Crosswell Telemetry
App 20120139748 - Hay; Richard T. ; et al. | 2012-06-07 |
Guide Wire for Ranging and Subsurface Broadcast Telemetry
App 20120061143 - Hay; Richard T. | 2012-03-15 |
Apparatus and Method for Steerable Drilling
App 20110284292 - Gibb; John ; et al. | 2011-11-24 |
Apparatus and Method for Generating Power Downhole
App 20100219646 - Hay; Richard T. | 2010-09-02 |
Downhole motor assembly and method for torque regulation
Grant 7,757,781 - Hay , et al. July 20, 2 | 2010-07-20 |
Drilling Apparatus and Method
App 20100108383 - Hay; Richard T. ; et al. | 2010-05-06 |
Downhole Motor Assembly with Torque Regulation
App 20090095528 - Hay; Richard T. ; et al. | 2009-04-16 |
Steering tool
Grant 7,413,034 - Kirkhope , et al. August 19, 2 | 2008-08-19 |
Inductive coupling system
Grant 7,336,199 - Lasater , et al. February 26, 2 | 2008-02-26 |
Inductive Coupling System
App 20070257812 - Lasater; Jeffrey B. ; et al. | 2007-11-08 |
Combined casing expansion/casing while drilling method and apparatus
Grant 7,287,603 - Hay , et al. October 30, 2 | 2007-10-30 |
Steering tool
App 20070235227 - Kirkhope; Kennedy ; et al. | 2007-10-11 |
Variable gauge drilling apparatus and method of assembly therefor
Grant 7,188,689 - Maxwell , et al. March 13, 2 | 2007-03-13 |
Drill string telemetry system and method
Grant 7,084,782 - Davies , et al. August 1, 2 | 2006-08-01 |
Combined casing expansion/casing while drilling method and apparatus
App 20050247485 - Hay, Richard T. ; et al. | 2005-11-10 |
Down hole drilling fluid heating apparatus and method
App 20050173119 - Hay, Richard T. ; et al. | 2005-08-11 |
Variable gauge drilling apparatus and method of assembly thereof
App 20050098353 - Maxwell, Terrance Dean ; et al. | 2005-05-12 |
Drill string telemetry system and method
App 20040119607 - Davies, Evan L. ; et al. | 2004-06-24 |
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