Inventor
MCGARIAN BRUCE
GB59 patents
⚠️ This page may combine multiple inventors who share the name “MCGARIAN BRUCE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SMITH INTERNATIONAL
32 patentsUS5853054ADec 29, 1998
2-Stage underreamer
SMITH INTERNATIONAL179 citations97
US7337847B2Mar 4, 2008
Multi-cycle downhole apparatus
SMITH INTERNATIONAL83 citations96
US6293342B1Sep 25, 2001
Bypass valve closing means
SMITH INTERNATIONAL64 citations96
US6173795B1Jan 16, 2001
Multi-cycle circulating sub
SMITH INTERNATIONAL194 citations96
US6050334AApr 18, 2000
Single trip whipstock assembly
SMITH INTERNATIONAL78 citations94
US6761217B1Jul 13, 2004
Downhole latch assembly and method of using the same
SMITH INTERNATIONAL24 citations93
US6330919B1Dec 18, 2001
Method of removing wellhead assemblies and cutting assembly for use therein
SMITH INTERNATIONAL18 citations93
US7311141B2Dec 25, 2007
Casing scraper
SMITH INTERNATIONAL36 citations91
US6675897B1Jan 13, 2004
Downhole bypass valve
SMITH INTERNATIONAL24 citations91
US6484802B1Nov 26, 2002
Downhole scraper assembly
SMITH INTERNATIONAL22 citations91
US6431273B1Aug 13, 2002
Inflatable packer
SMITH INTERNATIONAL22 citations91
US7357198B2Apr 15, 2008
Downhole apparatus
SMITH INTERNATIONAL37 citations90
US7281584B2Oct 16, 2007
Multi-cycle downhill apparatus
SMITH INTERNATIONAL56 citations90
US7168492B2Jan 30, 2007
Wellbore annulus flushing valve
SMITH INTERNATIONAL21 citations89
US7506704B2Mar 24, 2009
Downhole swivel joint
SMITH INTERNATIONAL10 citations84
US6554073B2Apr 29, 2003
Method and apparatus for removing wellhead assemblies
SMITH INTERNATIONAL15 citations84
US7036580B2May 2, 2006
Downhole motor lock-up tool
SMITH INTERNATIONAL12 citations82
US7011151B2Mar 14, 2006
Sealed lateral wellbore junction
SMITH INTERNATIONAL17 citations82
US6899179B2May 31, 2005
Bypass valve
SMITH INTERNATIONAL17 citations82
US7198101B2Apr 3, 2007
Downhole release joint
SMITH INTERNATIONAL15 citations81
US7331387B2Feb 19, 2008
Downhole window finder and method of using the same
SMITH INTERNATIONAL9 citations80
US6659203B1Dec 9, 2003
Lockable motor assembly for use in a well bore
SMITH INTERNATIONAL13 citations80
US7481461B2Jan 27, 2009
Device which is expandable to engage the interior of a tube
SMITH INTERNATIONAL11 citations79
US7669664B2Mar 2, 2010
Apparatus and method for opening and closing lateral boreholes
SMITH INTERNATIONAL12 citations78
US6516878B1Feb 11, 2003
Downhole tension swivel sub
SMITH INTERNATIONAL14 citations77
US6279962B1Aug 28, 2001
Safety joint
SMITH INTERNATIONAL15 citations77
US7255164B2Aug 14, 2007
Casing brush assembly
SMITH INTERNATIONAL9 citations72
US6702014B1Mar 9, 2004
Deflector tool for deflecting items through a window in borehole casing
SMITH INTERNATIONAL9 citations72
US7789138B2Sep 7, 2010
Well casing straddle assembly
SMITH INTERNATIONAL6 citations69
US7857058B2Dec 28, 2010
Downhole swivel joint assembly and method of using said swivel joint assembly
SMITH INTERNATIONAL6 citations63
US7069996B2Jul 4, 2006
Completion of lateral well bores
SMITH INTERNATIONAL2 citations63
US6880631B1Apr 19, 2005
Whipstock casing milling system
SMITH INTERNATIONAL5 citations63
MCGARIAN BRUCE
10 patentsUS8469096B2Jun 25, 2013
Whipstock
MCGARIAN BRUCE24 citations92
US8915296B2Dec 23, 2014
Apparatus and method for setting a tool in a borehole
MCGARIAN BRUCE9 citations84
US12084931B2Sep 10, 2024
Selectively activatable downhole tool
MCGARIAN BRUCE2 citations73
US11708734B2Jul 25, 2023
Swivel anchor
MCGARIAN BRUCE2 citations73
US11313193B2Apr 26, 2022
Whipstock
MCGARIAN BRUCE5 citations73
US11225849B2Jan 18, 2022
Tool and method for cutting the casing of a bore hole
MCGARIAN BRUCE2 citations73
US9777538B2Oct 3, 2017
Insulating component
MCGARIAN BRUCE5 citations73
US8893805B2Nov 25, 2014
Bypass valve for use in well bores
MCGARIAN BRUCE5 citations73
US9708904B2Jul 18, 2017
Determining whether a wellbore sealing operation has been performed correctly
MCGARIAN BRUCE4 citations72
US8307890B2Nov 13, 2012
Whipstock assembly
MCGARIAN BRUCE5 citations63
(unassigned)
3 patentsRED BARON OIL TOOLS RENTAL
3 patentsGLOBAL SHIELDTECH LTD
2 patentsShowing the top 50 of 59 patents by PatentIndex Score.