Inventor
GILBERT GREGORY N
US35 patents
⚠️ This page may combine multiple inventors who share the name “GILBERT GREGORY N”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HALLIBURTON ENERGY SERV INC
18 patentsUS6527052B2Mar 4, 2003
Methods of downhole testing subterranean formations and associated apparatus therefor
HALLIBURTON ENERGY SERV INC77 citations98
US6325146B1Dec 4, 2001
Methods of downhole testing subterranean formations and associated apparatus therefor
HALLIBURTON ENERGY SERV INC136 citations98
US6446720B1Sep 10, 2002
Methods of downhole testing subterranean formations and associated apparatus therefor
HALLIBURTON ENERGY SERV INC66 citations97
US7086463B2Aug 8, 2006
Methods of downhole testing subterranean formations and associated apparatus therefor
HALLIBURTON ENERGY SERV INC39 citations96
US7021375B2Apr 4, 2006
Methods of downhole testing subterranean formations and associated apparatus therefor
HALLIBURTON ENERGY SERV INC33 citations96
US6729398B2May 4, 2004
Methods of downhole testing subterranean formations and associated apparatus therefor
HALLIBURTON ENERGY SERV INC58 citations96
US6446719B2Sep 10, 2002
Methods of downhole testing subterranean formations and associated apparatus therefor
HALLIBURTON ENERGY SERV INC54 citations96
US7216533B2May 15, 2007
Methods for using a formation tester
HALLIBURTON ENERGY SERV INC60 citations95
US7191672B2Mar 20, 2007
Single phase sampling apparatus and method
HALLIBURTON ENERGY SERV INC45 citations93
US7073579B2Jul 11, 2006
Methods of downhole testing subterranean formations and associated apparatus therefor
HALLIBURTON ENERGY SERV INC19 citations92
US7966875B2Jun 28, 2011
Methods and apparatus for measuring formation properties
HALLIBURTON ENERGY SERV INC34 citations91
US7603897B2Oct 20, 2009
Downhole probe assembly
HALLIBURTON ENERGY SERV INC21 citations91
US7260985B2Aug 28, 2007
Formation tester tool assembly and methods of use
HALLIBURTON ENERGY SERV INC31 citations91
US7204309B2Apr 17, 2007
MWD formation tester
HALLIBURTON ENERGY SERV INC42 citations90
US7155990B2Jan 2, 2007
Method and apparatus for determining a downhole fluid sample volume
HALLIBURTON ENERGY SERV INC13 citations84
US7021405B2Apr 4, 2006
Determining gradients using a multi-probed formation tester
HALLIBURTON ENERGY SERV INC17 citations83
US7395879B2Jul 8, 2008
MWD formation tester
HALLIBURTON ENERGY SERV INC13 citations81
US7261168B2Aug 28, 2007
Methods and apparatus for using formation property data
HALLIBURTON ENERGY SERV INC13 citations81
HALLIBURTON LOGGING SERVICES
6 patentsUS5230244AJul 27, 1993
Formation flush pump system for use in a wireline formation test tool
HALLIBURTON LOGGING SERVICES144 citations98
US4879900ANov 14, 1989
Hydraulic system in formation test tools having a hydraulic pad pressure priority system and high speed extension of the setting pistons
HALLIBURTON LOGGING SERVICES77 citations96
US5211714AMay 18, 1993
Wireline supported perforating gun enabling oriented perforations
HALLIBURTON LOGGING SERVICES75 citations95
US5040619AAug 20, 1991
Wireline supported perforating gun enabling oriented perforations
HALLIBURTON LOGGING SERVICES78 citations95
US4845982AJul 11, 1989
Hydraulic circuit for use in wireline formation tester
HALLIBURTON LOGGING SERVICES49 citations92
US5375659ADec 27, 1994
Sonde supported operating system for control of formation production fluid flow
HALLIBURTON LOGGING SERVICES21 citations90