Inventor
BAILEY THOMAS F
US112 patents
⚠️ This page may combine multiple inventors who share the name “BAILEY THOMAS F”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
WEATHERFORD LAMB
19 patentsUS7926593B2Apr 19, 2011
Rotating control device docking station
WEATHERFORD LAMB119 citations99
US8347982B2Jan 8, 2013
System and method for managing heave pressure from a floating rig
WEATHERFORD LAMB83 citations98
US7836946B2Nov 23, 2010
Rotating control head radial seal protection and leak detection systems
WEATHERFORD LAMB66 citations98
US7779903B2Aug 24, 2010
Solid rubber packer for a rotating control device
WEATHERFORD LAMB52 citations98
US7487837B2Feb 10, 2009
Riser rotating control device
WEATHERFORD LAMB131 citations98
US7258171B2Aug 21, 2007
Internal riser rotating control head
WEATHERFORD LAMB116 citations98
US7159669B2Jan 9, 2007
Internal riser rotating control head
WEATHERFORD LAMB169 citations98
US7080685B2Jul 25, 2006
High pressure rotating drilling head assembly with hydraulically removable packer
WEATHERFORD LAMB93 citations98
US7025130B2Apr 11, 2006
Methods and apparatus to control downhole tools
WEATHERFORD LAMB121 citations98
US6655460B2Dec 2, 2003
Methods and apparatus to control downhole tools
WEATHERFORD LAMB149 citations98
US6454007B1Sep 24, 2002
Method and apparatus for casing exit system using coiled tubing
WEATHERFORD LAMB82 citations98
US7513300B2Apr 7, 2009
Casing running and drilling system
WEATHERFORD LAMB75 citations97
US7191840B2Mar 20, 2007
Casing running and drilling system
WEATHERFORD LAMB100 citations97
US7040394B2May 9, 2006
Active/passive seal rotating control head
WEATHERFORD LAMB86 citations97
US6702012B2Mar 9, 2004
High pressure rotating drilling head assembly with hydraulically removable packer
WEATHERFORD LAMB61 citations96
US6547002B1Apr 15, 2003
High pressure rotating drilling head assembly with hydraulically removable packer
WEATHERFORD LAMB70 citations96
US8347983B2Jan 8, 2013
Drilling with a high pressure rotating control device
WEATHERFORD LAMB35 citations95
US7077212B2Jul 18, 2006
Method of hydraulically actuating and mechanically activating a downhole mechanical apparatus
WEATHERFORD LAMB81 citations95
US7934545B2May 3, 2011
Rotating control head leak detection systems
WEATHERFORD LAMB14 citations93
SMITH INTERNATIONAL
8 patentsUS6102123AAug 15, 2000
One trip milling system
SMITH INTERNATIONAL87 citations97
US5878818AMar 9, 1999
Mechanical set anchor with slips pocket
SMITH INTERNATIONAL103 citations97
US5829531ANov 3, 1998
Mechanical set anchor with slips pocket
SMITH INTERNATIONAL108 citations97
US5443129AAug 22, 1995
Apparatus and method for orienting and setting a hydraulically-actuatable tool in a borehole
SMITH INTERNATIONAL250 citations97
US5431220AJul 11, 1995
Whipstock starter mill assembly
SMITH INTERNATIONAL152 citations97
US5657820AAug 19, 1997
Two trip window cutting system
SMITH INTERNATIONAL85 citations96
US5427179AJun 27, 1995
Retrievable whipstock
SMITH INTERNATIONAL66 citations95
US5348107ASep 20, 1994
Pressure balanced inner chamber of a drilling head
SMITH INTERNATIONAL105 citations95
MASX ENERGY SERVICES GROUP INC
7 patentsUS5022472AJun 11, 1991
Hydraulic clamp for rotary drilling head
MASX ENERGY SERVICES GROUP INC202 citations99
US5305839AApr 26, 1994
Turbine pump ring for drilling heads
MASX ENERGY SERVICES GROUP INC142 citations98
US5154231AOct 13, 1992
Whipstock assembly with hydraulically set anchor
MASX ENERGY SERVICES GROUP INC146 citations97
US5062450ANov 5, 1991
Valve body for oilfield applications
MASX ENERGY SERVICES GROUP INC75 citations96
US5048621ASep 17, 1991
Adjustable bent housing for controlled directional drilling
MASX ENERGY SERVICES GROUP INC77 citations96
US5062479ANov 5, 1991
Stripper rubbers for drilling heads
MASX ENERGY SERVICES GROUP INC68 citations95
US5082020AJan 21, 1992
Valve body for oilfield applications
MASX ENERGY SERVICES GROUP INC52 citations93
DRILEX SYST INC
7 patentsUS4765404AAug 23, 1988
Whipstock packer assembly
DRILEX SYST INC238 citations99
US5009265AApr 23, 1991
Packer for wellhead repair unit
DRILEX SYST INC123 citations96
US4962819AOct 16, 1990
Mud saver valve with replaceable inner sleeve
DRILEX SYST INC171 citations96
US4865137ASep 12, 1989
Drilling apparatus and cutter
DRILEX SYST INC60 citations96
US4759413AJul 26, 1988
Method and apparatus for setting an underwater drilling system
DRILEX SYST INC95 citations96
US4984636AJan 15, 1991
Geothermal wellhead repair unit
DRILEX SYST INC64 citations94
US4955949ASep 11, 1990
Mud saver valve with increased flow check valve
DRILEX SYST INC95 citations93
A Z INT TOOL CO
4 patentsUS4660863AApr 28, 1987
Casing patch seal
A Z INT TOOL CO180 citations97
US4722615AFeb 2, 1988
Drilling apparatus and cutter therefor
A Z INT TOOL CO73 citations96
US4646826AMar 3, 1987
Well string cutting apparatus
A Z INT TOOL CO96 citations95
US4533003AAug 6, 1985
Drilling apparatus and cutter therefor
A Z INT TOOL CO54 citations95
HUGHES TOOL CO
1 patentBROWN OIL TOOLS
1 patentHANNEGAN DON M
1 patentBAILEY THOMAS F
1 patentMASX ENTERGY SERVICES GROUP IN
1 patentShowing the top 50 of 112 patents by PatentIndex Score.