| Patent | Date |
|---|
Selectable Hole Trimmer And Methods Thereof
App 20210363832 - Radford; Steven R. ; et al. | 2021-11-25 |
Expandable downhole tool assemblies, bottom-hole assemblies, and related methods
Grant 10,480,251 - Radford , et al. Nov | 2019-11-19 |
Remotely controlled apparatus for downhole applications and methods of operation
Grant 10,472,908 - Radford , et al. Nov | 2019-11-12 |
Expandable Reamer Assemblies, Bottom Hole Assemblies, And Related Methods
App 20180334857 - Radford; Steven R. ; et al. | 2018-11-22 |
Expandable apparatus and related methods
Grant 10,087,683 - Laing , et al. October 2, 2 | 2018-10-02 |
Expandable reamer assemblies, bottom hole assemblies, and related methods
Grant 10,036,206 - Radford , et al. July 31, 2 | 2018-07-31 |
Methods of forming downhole tools having features for reducing balling
Grant 10,024,111 - Patel , et al. July 17, 2 | 2018-07-17 |
Actuation assemblies, hydraulically actuated tools for use in subterranean boreholes including actuation assemblies and related methods
Grant 10,018,014 - Radford July 10, 2 | 2018-07-10 |
Actuation mechanisms for downhole assemblies and related downhole assemblies and methods
Grant 10,006,272 - Radford June 26, 2 | 2018-06-26 |
Drill bit with self-adjusting pads
Grant 10,000,977 - Jain , et al. June 19, 2 | 2018-06-19 |
Remotely Controlled Apparatus For Downhole Applications And Methods Of Operation
App 20170335629 - Radford; Steven R. ; et al. | 2017-11-23 |
Selectively actuating expandable reamers and related methods
Grant 9,759,013 - Radford , et al. September 12, 2 | 2017-09-12 |
Earth-boring tools including expandable members and status indicators and methods of making and using such earth-boring tools
Grant 9,725,958 - Radford , et al. August 8, 2 | 2017-08-08 |
Remotely controlled apparatus for downhole applications and methods of operation
Grant 9,719,304 - Radford , et al. August 1, 2 | 2017-08-01 |
Expandable reamers and methods of using expandable reamers
Grant 9,719,305 - Radford , et al. August 1, 2 | 2017-08-01 |
Expandable Apparatus And Related Methods
App 20170204671 - Laing; Robert A. ; et al. | 2017-07-20 |
Components of drilling assemblies, drilling assemblies, and methods of stabilizing drilling assemblies in wellbores in subterranean formations
Grant 9,677,344 - Radford , et al. June 13, 2 | 2017-06-13 |
Methods Of Forming Downhole Tools Having Features For Reducing Balling
App 20170107767 - Patel; Suresh G. ; et al. | 2017-04-20 |
Expandable apparatus and related methods
Grant 9,611,697 - Radford , et al. April 4, 2 | 2017-04-04 |
Methods of forming downhole tools having features for reducing balling
Grant 9,593,539 - Patel , et al. March 14, 2 | 2017-03-14 |
Methods of forming downhole tools having features for reducing balling
Grant 9,551,191 - Patel , et al. January 24, 2 | 2017-01-24 |
Expandable Reamer Assemblies, Bottom Hole Assemblies, And Related Methods
App 20160251904 - Radford; Steven R. ; et al. | 2016-09-01 |
Actuation Mechanisms For Downhole Assemblies And Related Downhole Assemblies And Methods
App 20160168956 - Radford; Steven R. | 2016-06-16 |
Actuation Assemblies, Hydraulically Actuated Tools For Use In Subterranean Boreholes Including Actuation Assemblies And Related Methods
App 20160160606 - Radford; Steven R. | 2016-06-09 |
Expandable Reamers And Methods Of Using Expandable Reamers
App 20160153242 - Radford; Steven R. ; et al. | 2016-06-02 |
Expandable reamer assemblies, bottom-hole assemblies, and related methods
Grant 9,341,027 - Radford , et al. May 17, 2 | 2016-05-17 |
Actuation mechanisms for downhole assemblies and related downhole assemblies and methods
Grant 9,290,998 - Radford March 22, 2 | 2016-03-22 |
Actuation assemblies, hydraulically actuated tools for use in subterranean boreholes including actuation assemblies and related methods
Grant 9,284,816 - Radford March 15, 2 | 2016-03-15 |
Expandable reamers and methods of using expandable reamers
Grant 9,267,331 - Radford , et al. February 23, 2 | 2016-02-23 |
Downhole Tools Having Features For Reducing Balling, And Methods Of Forming Such Tools
App 20150376954 - Patel; Suresh G. ; et al. | 2015-12-31 |
Expandable reamer tools
Grant 9,187,960 - Radford , et al. November 17, 2 | 2015-11-17 |
Remotely controlled apparatus for downhole applications, components for such apparatus, remote status indication devices for such apparatus, and related methods
Grant 9,175,520 - Radford , et al. November 3, 2 | 2015-11-03 |
Downhole tools having features for reducing balling, and methods of forming such tools
Grant 9,157,283 - Patel , et al. October 13, 2 | 2015-10-13 |
Downhole Tools Having Hydrophobic Wear And Erosion Resistant Coatings, And Methods Of Manufacturing Such Tools
App 20150240146 - Sista; Vivekanand ; et al. | 2015-08-27 |
Methods Of Forming And Repairing Downhole Tools Having Features For Reducing Balling
App 20150184463 - Patel; Suresh G. ; et al. | 2015-07-02 |
Drilling assemblies including expandable reamers and expandable stabilizers, and related methods
Grant 9,068,407 - Radford , et al. June 30, 2 | 2015-06-30 |
Selectively Actuating Expandable Reamers And Related Methods
App 20150152686 - Radford; Steven R. ; et al. | 2015-06-04 |
Tools for use in subterranean boreholes having expandable members and related methods
Grant 9,038,748 - Radford , et al. May 26, 2 | 2015-05-26 |
Tools for use in subterranean boreholes having expandable members and related methods
Grant 9,038,749 - Radford , et al. May 26, 2 | 2015-05-26 |
Remotely-controlled downhole device and method for using same
Grant 9,027,650 - Radford , et al. May 12, 2 | 2015-05-12 |
Earth-boring Tools Including Expandable Members And Status Indicators And Methods Of Making And Using Such Earth-boring Tools
App 20150114715 - Radford; Steven R. ; et al. | 2015-04-30 |
Remotely Controlled Apparatus For Downhole Applications And Methods Of Operation
App 20150060143 - Radford; Steven R. ; et al. | 2015-03-05 |
Selectively actuating expandable reamers and related methods
Grant 8,960,333 - Radford , et al. February 24, 2 | 2015-02-24 |
Status indicators for use in earth-boring tools having expandable members and methods of making and using such status indicators and earth-boring tools
Grant 8,939,236 - Radford , et al. January 27, 2 | 2015-01-27 |
Expandable Apparatus And Related Methods
App 20140353032 - Radford; Steven R. ; et al. | 2014-12-04 |
Tools For Use In Subterranean Boreholes Having Expandable Members And Related Methods
App 20140338981 - Radford; Steven R. ; et al. | 2014-11-20 |
Remotely controlled apparatus for downhole applications and methods of operation
Grant 8,881,833 - Radford , et al. November 11, 2 | 2014-11-11 |
Actuation Assemblies, Hydraulically Actuated Tools For Use In Subterranean Boreholes Including Actuation Assemblies And Related Methods
App 20140246246 - Radford; Steven R. | 2014-09-04 |
Expandable Reamer Assemblies, Bottom Hole Assemblies, And Related Methods
App 20140246236 - Radford; Steven R. ; et al. | 2014-09-04 |
Tools for use in subterranean boreholes having expandable members and related methods
Grant 8,820,439 - Radford , et al. September 2, 2 | 2014-09-02 |
Actuation Mechanisms For Downhole Assemblies And Related Downhole Assemblies And Methods
App 20140238746 - Radford; Steven R. | 2014-08-28 |
Expandable apparatus and related methods
Grant 8,813,871 - Radford , et al. August 26, 2 | 2014-08-26 |
All Purpose Pumpdown Instrument
App 20140158350 - Castillo; Homero C. ; et al. | 2014-06-12 |
Devices And Methods For Conveying A Tool Along A Wellbore
App 20140158369 - Radford; Steven R. ; et al. | 2014-06-12 |
Earth-boring tools having expandable members and related methods
Grant 8,727,041 - Radford May 20, 2 | 2014-05-20 |
Expandable reamer apparatus including stabilizers
Grant 8,657,038 - Radford , et al. February 25, 2 | 2014-02-25 |
Restriction element trap for use with an actuation element of a downhole apparatus and method of use
Grant 8,657,039 - Radford , et al. February 25, 2 | 2014-02-25 |
Landing Indicator For Logging Tools
App 20140014329 - Radford; Steven R. ; et al. | 2014-01-16 |
Methods, systems, and tool assemblies for distributing weight between an earth-boring rotary drill bit and a reamer device
Grant 8,584,776 - Radford , et al. November 19, 2 | 2013-11-19 |
Drilling Assemblies Including Expandable Reamers And Expandable Stabilizers, And Related Methods
App 20130292175 - Radford; Steven R. ; et al. | 2013-11-07 |
Expandable Reamer Methods
App 20130264122 - Radford; Steven R. ; et al. | 2013-10-10 |
Expandable Reamers And Methods Of Using Expandable Reamers
App 20130256035 - Radford; Steven R. ; et al. | 2013-10-03 |
Selectively Actuating Expandable Reamers And Related Methods
App 20130153300 - Radford; Steven R. ; et al. | 2013-06-20 |
Remotely controlled apparatus for downhole applications and related methods
Grant 8,464,812 - Radford , et al. June 18, 2 | 2013-06-18 |
Tools for use in drilling or enlarging well bores having expandable structures and methods of making and using such tools
Grant 8,459,375 - Radford June 11, 2 | 2013-06-11 |
Expandable earth-boring wellbore reamers and related methods
Grant 8,453,763 - Radford , et al. June 4, 2 | 2013-06-04 |
Stabilizer Subs For Use With Expandable Reamer Apparatus, Expandable Reamer Apparatus Including Stabilizer Subs And Related Methods
App 20130092446 - Radford; Steven R. ; et al. | 2013-04-18 |
Expandable Apparatus And Related Methods
App 20130087386 - Radford; Steven R. ; et al. | 2013-04-11 |
Deployment Mechanism for Well Logging Devices
App 20130025358 - Radford; Steven R. ; et al. | 2013-01-31 |
Stabilizer subs for use with expandable reamer apparatus, expandable reamer apparatus including stabilizer subs and related methods
Grant 8,297,381 - Radford , et al. October 30, 2 | 2012-10-30 |
Tools For Use In Subterranean Boreholes Having Expandable Members And Related Methods
App 20120205157 - Radford; Steven R. ; et al. | 2012-08-16 |
Downhole Tools Having Features For Reducing Balling, Methods Of Forming Such Tools, And Methods Of Repairing Such Tools
App 20120205162 - Patel; Suresh G. ; et al. | 2012-08-16 |
Earth-boring tools having expandable members and methods of making and using such earth-boring tools
Grant 8,230,951 - Radford , et al. July 31, 2 | 2012-07-31 |
Expandable reamer apparatus and related methods
Grant 8,215,418 - Radford July 10, 2 | 2012-07-10 |
Stabilizer and reamer system having extensible blades and bearing pads and method of using same
Grant 8,205,689 - Radford June 26, 2 | 2012-06-26 |
Compound engagement profile on a blade of a down-hole stabilizer and methods therefor
Grant 8,205,687 - Radford June 26, 2 | 2012-06-26 |
Drilling assemblies including one of a counter rotating drill bit and a counter rotating reamer, methods of drilling, and methods of forming drilling assemblies
Grant 8,201,642 - Radford , et al. June 19, 2 | 2012-06-19 |
Expandable reamers for subterranean drilling and related methods
Grant 8,196,679 - Radford June 12, 2 | 2012-06-12 |
Stabilizer assemblies with bearing pad locking structures and tools incorporating same
Grant 8,181,722 - Radford , et al. May 22, 2 | 2012-05-22 |
Tools For Use In Subterranean Boreholes Having Expandable Members And Related Methods
App 20120111579 - Radford; Steven R. ; et al. | 2012-05-10 |
Remotely Controlled Apparatus For Downhole Applications, Components For Such Apparatus, Remote Status Indication Devices For Such Apparatus, And Related Methods
App 20120080183 - Radford; Steven R. ; et al. | 2012-04-05 |
Status Indicators For Use In Earth-boring Tools Having Expandable Members And Methods Of Making And Using Such Status Indicators And Earth-boring Tools
App 20120080228 - Radford; Steven R. ; et al. | 2012-04-05 |
Remotely Controlled Apparatus For Downhole Applications And Related Methods
App 20120080231 - Radford; Steven R. ; et al. | 2012-04-05 |
Remotely-Controlled Downhole Device and Method for Using Same
App 20120048571 - Radford; Steven R. ; et al. | 2012-03-01 |
Expandable Reamers For Subterranean Drilling And Related Methods
App 20110308861 - Radford; Steven R. | 2011-12-22 |
Stabilizer assemblies with bearing pad locking structures and tools incorporating same
Grant 8,074,747 - Radford , et al. December 13, 2 | 2011-12-13 |
Expandable Reamer Apparatus And Related Methods
App 20110297443 - Radford; Steven R. | 2011-12-08 |
Expandable Earth-boring Wellbore Reamers And Related Methods
App 20110266060 - Radford; Steven R. ; et al. | 2011-11-03 |
Expandable reamer for subterranean boreholes and methods of use
Grant 8,047,304 - Radford November 1, 2 | 2011-11-01 |
Expandable stabilizer with roller reamer elements
Grant 8,028,767 - Radford , et al. October 4, 2 | 2011-10-04 |
Expandable reamer apparatus
Grant 8,020,635 - Radford September 20, 2 | 2011-09-20 |
Expandable Reamers for Earth Boring Applications
App 20110203849 - Radford; Steven R. ; et al. | 2011-08-25 |
Expandable reamers for earth-boring applications and methods of using the same
Grant 7,997,354 - Radford , et al. August 16, 2 | 2011-08-16 |
Downhole Tools Having Features For Reducing Balling, Methods Of Forming Such Tools, And Methods Of Repairing Such Tools
App 20110174548 - Patel; Suresh G. ; et al. | 2011-07-21 |
Remotely controlled apparatus for downhole applications and methods of operation
App 20110127044 - Radford; Steven R. ; et al. | 2011-06-02 |
Earth-boring Tools Having Expandable Members And Related Methods
App 20110073330 - Radford; Steven R. | 2011-03-31 |
Tools For Use In Drilling Or Enlarging Well Bores Having Expandable Structures And Methods Of Making And Using Such Tools
App 20110073371 - Radford; Steven R. | 2011-03-31 |
Earth-boring Tools Having Expandable Members And Methods Of Making And Using Such Earth-boring Tools
App 20110073376 - Radford; Steven R. ; et al. | 2011-03-31 |
Expandable reamers for earth boring applications
Grant 7,900,717 - Radford , et al. March 8, 2 | 2011-03-08 |
Stabilizer and reamer system having extensible blades and bearing pads and method of using same
Grant 7,882,905 - Radford , et al. February 8, 2 | 2011-02-08 |
Stabilizer Subs For Use With Expandable Reamer Apparatus,expandable Reamer Apparatus Including Stabilizer Subs And Related Methods
App 20110005836 - Radford; Steven R. ; et al. | 2011-01-13 |
Expandable Reamer For Subterranean Boreholes And Methods Of Use
App 20100288557 - Radford; Steven R. | 2010-11-18 |
Expandable Reamer Apparatus
App 20100276199 - Radford; Steven R. | 2010-11-04 |
Chip Deflector On A Blade Of A Downhole Reamer And Methods Therefore
App 20100224414 - Radford; Steven R. ; et al. | 2010-09-09 |
Stabilizer Assemblies With Bearing Pad Locking Structures And Tools Incorporating Same
App 20100212969 - Radford; Steven R. ; et al. | 2010-08-26 |
Stabilizer Assemblies With Bearing Pad Locking Structures And Tools Incorporating Same
App 20100212970 - Radford; Steven R. ; et al. | 2010-08-26 |
Methods, Systems, And Tool Assemblies For Distributing Weight Between An Earth-boring Rotary Drill Bit And A Reamer Device
App 20100193248 - Radford; Steven R. ; et al. | 2010-08-05 |
Drilling Assemblies Including One Of A Counter Rotating Drill Bit And A Counter Rotating Reamer, Methods Of Drilling, And Methods Of Forming Drilling Assemblies
App 20100181112 - Radford; Steven R. ; et al. | 2010-07-22 |
Moveable blades and bearing pads
Grant 7,721,823 - Radford May 25, 2 | 2010-05-25 |
Downhole Vibration Monitoring For Reaming Tools
App 20100078216 - RADFORD; Steven R. ; et al. | 2010-04-01 |
Expandable reamer for subterranean boreholes and methods of use
Grant 7,681,666 - Radford , et al. March 23, 2 | 2010-03-23 |
Stabilizer And Reamer System Having Extensible Blades And Bearing Pads And Method Of Using Same
App 20090294178 - Radford; Steven R. | 2009-12-03 |
Compound Engagement Profile On A Blade Of A Down-hole Stabilizer And Methods Therefor
App 20090242277 - Radford; Steven R. | 2009-10-01 |
Stabilizer And Reamer System Having Extensible Blades And Bearing Pads And Method Of Using Same
App 20090242275 - Radford; Steven R. ; et al. | 2009-10-01 |
Expandable reamer apparatus for enlarging boreholes while drilling
Grant 7,594,552 - Radford , et al. September 29, 2 | 2009-09-29 |
Expandable reamer apparatus for enlarging subterranean boreholes and methods of use
Grant 7,549,485 - Radford , et al. June 23, 2 | 2009-06-23 |
Expandable Stabilizer With Roller Reamer Elements
App 20090145666 - Radford; Steven R. ; et al. | 2009-06-11 |
Restriction Element Trap For Use With An Actuation Element Of A Downhole Apparatus And Method Of Use
App 20080128169 - Radford; Steven R. ; et al. | 2008-06-05 |
Expandable Reamers For Earth Boring Applications
App 20080128175 - Radford; Steven R. ; et al. | 2008-06-05 |
Expandable Reamers For Earth-boring Applications And Methods Of Using The Same
App 20080128174 - Radford; Steven R. ; et al. | 2008-06-05 |
Expandable Reamer Apparatus For Enlarging Boreholes While Drilling
App 20080110678 - Radford; Steven R. ; et al. | 2008-05-15 |
Expandable Reamer For Subterranean Boreholes And Methods Of Use
App 20080105465 - Radford; Steven R. ; et al. | 2008-05-08 |
Moveable Blades And Bearing Pads
App 20080105464 - Radford; Steven R. | 2008-05-08 |
Expandable reamer apparatus for enlarging boreholes while drilling and methods of use
Grant 7,308,937 - Radford , et al. December 18, 2 | 2007-12-18 |
Expandable reamer apparatus for enlarging boreholes while drilling and methods of use
App 20070017708 - Radford; Steven R. ; et al. | 2007-01-25 |
Expandable reamer apparatus for enlarging boreholes while drilling and methods of use
Grant 7,036,611 - Radford , et al. May 2, 2 | 2006-05-02 |
Expandable reamer apparatus for enlarging subterranean boreholes and methods of use
App 20050145417 - Radford, Steven R. ; et al. | 2005-07-07 |
Expandable reamer apparatus for enlarging boreholes while drilling and methods of use
App 20040134687 - Radford, Steven R. ; et al. | 2004-07-15 |
Enhanced offset stabilization for eccentric reamers
Grant 6,739,416 - Presley , et al. May 25, 2 | 2004-05-25 |
Reaming apparatus and method with enhanced structural protection
Grant 6,695,080 - Presley , et al. February 24, 2 | 2004-02-24 |
Enhanced offset stabilization for eccentric reamers
App 20030173114 - Presley, W. Gregory ; et al. | 2003-09-18 |
Reaming apparatus and method with enhanced structural protection
App 20020166703 - Presley, W. Gregory ; et al. | 2002-11-14 |
Surface modifications for rotary drill bits
Grant 6,450,271 - Tibbitts , et al. September 17, 2 | 2002-09-17 |
Method for preserving core sample integrity
Grant 6,283,228 - Collee , et al. September 4, 2 | 2001-09-04 |
Method for preserving core sample integrity
App 20010000393 - Collee, Pierre Emmanuel ; et al. | 2001-04-26 |
Method and composition for preserving core sample integrity using an encapsulating material
Grant 5,360,074 - Collee , et al. November 1, 1 | 1994-11-01 |
Self-contained closure mechanism for a core barrel inner tube assembly
Grant 5,230,390 - Zastresek , et al. July 27, 1 | 1993-07-27 |
Angled sidewall coring assembly and method of operation
Grant 5,163,522 - Eaton , et al. November 17, 1 | 1992-11-17 |
Shoe assembly with catcher for coring
Grant 5,146,999 - Wiser , et al. September 15, 1 | 1992-09-15 |
Inner tube stabilizer for a corebarrel
Grant 5,107,942 - Radford April 28, 1 | 1992-04-28 |
Nozzle retention system for a drill bit
Grant 4,878,548 - Ostertag , et al. November 7, 1 | 1989-11-07 |
Method and apparatus for coring with an in situ core barrel sponge
Grant 4,716,974 - Radford , et al. January 5, 1 | 1988-01-05 |
Hydraulic inner barrel in a drill string coring tool
Grant 4,664,205 - Knighton , et al. May 12, 1 | 1987-05-12 |
Cammed and shrouded core catcher
Grant 4,607,710 - Radford August 26, 1 | 1986-08-26 |
Self activating, positively driven concealed core catcher
Grant 4,606,416 - Knighton , et al. August 19, 1 | 1986-08-19 |
Shrouded core catcher
Grant 4,605,075 - Radford , et al. August 12, 1 | 1986-08-12 |
Apparatus for downward displacement of an inner tube within a coring barrel
Grant 4,603,749 - Davis , et al. August 5, 1 | 1986-08-05 |
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