Inventor
BLOOM DUANE
US34 patents
⚠️ This page may combine multiple inventors who share the name “BLOOM DUANE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
WESTERN WELL TOOL INC
27 patentsUS7048047B2May 23, 2006
Gripper assembly for downhole tools
WESTERN WELL TOOL INC74 citations99
US6640894B2Nov 4, 2003
Gripper assembly for downhole tools
WESTERN WELL TOOL INC77 citations99
US6478097B2Nov 12, 2002
Electrically sequenced tractor
WESTERN WELL TOOL INC79 citations99
US6464003B2Oct 15, 2002
Gripper assembly for downhole tractors
WESTERN WELL TOOL INC85 citations99
US6347674B1Feb 19, 2002
Electrically sequenced tractor
WESTERN WELL TOOL INC177 citations99
US7080701B2Jul 25, 2006
Electrically sequenced tractor
WESTERN WELL TOOL INC70 citations98
US6715559B2Apr 6, 2004
Gripper assembly for downhole tractors
WESTERN WELL TOOL INC72 citations98
US6679341B2Jan 20, 2004
Tractor with improved valve system
WESTERN WELL TOOL INC95 citations98
US6241031B1Jun 5, 2001
Electro-hydraulically controlled tractor
WESTERN WELL TOOL INC115 citations98
US7392859B2Jul 1, 2008
Roller link toggle gripper and downhole tractor
WESTERN WELL TOOL INC60 citations97
US7080700B2Jul 25, 2006
Tractor with improved valve system
WESTERN WELL TOOL INC69 citations97
US7604060B2Oct 20, 2009
Gripper assembly for downhole tools
WESTERN WELL TOOL INC24 citations96
US7493967B2Feb 24, 2009
Tractor with improved valve system
WESTERN WELL TOOL INC41 citations96
US7353886B2Apr 8, 2008
Tractor with improved valve system
WESTERN WELL TOOL INC45 citations96
US7275593B2Oct 2, 2007
Gripper assembly for downhole tools
WESTERN WELL TOOL INC34 citations96
US7191829B2Mar 20, 2007
Gripper assembly for downhole tools
WESTERN WELL TOOL INC37 citations96
US7188681B2Mar 13, 2007
Tractor with improved valve system
WESTERN WELL TOOL INC42 citations96
US7185716B2Mar 6, 2007
Electrically sequenced tractor
WESTERN WELL TOOL INC48 citations96
US7174974B2Feb 13, 2007
Electrically sequenced tractor
WESTERN WELL TOOL INC56 citations96
US6938708B2Sep 6, 2005
Electrically sequenced tractor
WESTERN WELL TOOL INC55 citations96
US6745854B2Jun 8, 2004
Electrically sequenced tractor
WESTERN WELL TOOL INC58 citations96
US6427786B2Aug 6, 2002
Electro-hydraulically controlled tractor
WESTERN WELL TOOL INC64 citations96
US7607497B2Oct 27, 2009
Roller link toggle gripper and downhole tractor
WESTERN WELL TOOL INC37 citations92
US7607495B2Oct 27, 2009
Tractor with improved valve system
WESTERN WELL TOOL INC28 citations92
US7343982B2Mar 18, 2008
Tractor with improved valve system
WESTERN WELL TOOL INC35 citations92
US7121364B2Oct 17, 2006
Tractor with improved valve system
WESTERN WELL TOOL INC55 citations91
US6367366B1Apr 9, 2002
Sensor assembly
WESTERN WELL TOOL INC24 citations87
WWT NORTH AMERICA HOLDINGS INC
3 patentsUS9228403B1Jan 5, 2016
Gripper assembly for downhole tools
WWT NORTH AMERICA HOLDINGS INC10 citations92
US8944161B2Feb 3, 2015
Gripper assembly for downhole tools
WWT NORTH AMERICA HOLDINGS INC10 citations92
US9988868B2Jun 5, 2018
Gripper assembly for downhole tools
WWT NORTH AMERICA HOLDINGS INC7 citations84