Inventor
BEARD DAVID R
US22 patents
⚠️ This page may combine multiple inventors who share the name “BEARD DAVID R”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BAKER HUGHES INC
9 patentsUS6308136B1Oct 23, 2001
Method of interpreting induction logs in horizontal wells
BAKER HUGHES INC54 citations95
US7126333B2Oct 24, 2006
Method and apparatus for correcting ringing in NMR signals
BAKER HUGHES INC29 citations92
US6580273B2Jun 17, 2003
Side-looking NMR probe for oil well logging
BAKER HUGHES INC21 citations92
US6452388B1Sep 17, 2002
Method and apparatus of using soft non-ferritic magnetic material in a nuclear magnetic resonance probe
BAKER HUGHES INC42 citations92
US7834622B2Nov 16, 2010
Configurable magnet assembly for using in NMR well logging instrument
BAKER HUGHES INC8 citations84
US6525535B2Feb 25, 2003
NMR apparatus for oil well logging of large and small diameter wells
BAKER HUGHES INC14 citations84
US6897651B2May 24, 2005
Method for eliminating effects of acoustic excitations in NMR data
BAKER HUGHES INC12 citations83
US7425827B2Sep 16, 2008
Method and apparatus for formation evaluation and borehole size determination
BAKER HUGHES INC6 citations63
US8030938B2Oct 4, 2011
Apparatus and method for imaging subsurface materials using a pad having a plurality of electrode sets
BAKER HUGHES INC1 citations52
WESTERN ATLAS INT INC
5 patentsUS5862513AJan 19, 1999
Systems and methods for forward modeling of well logging tool responses
WESTERN ATLAS INT INC123 citations96
US5666057ASep 9, 1997
Method of skin effect correction and data quality verification for a multi-frequency induction well logging instrument
WESTERN ATLAS INT INC51 citations96
US5703772ADec 30, 1997
Method and apparatus for correcting drift in the response of analog receiver components in induction well logging instruments
WESTERN ATLAS INT INC12 citations73
US5841281ANov 24, 1998
Method for determining electrical conductivity of earth formations from electromagnetic induction voltage measurements
WESTERN ATLAS INT INC8 citations71
US6049209AApr 11, 2000
Axial resolution enhancement method for resistivity well logs which accounts for lateral variations in the resistivity of earth formations penetrated by a wellbore
WESTERN ATLAS INT INC10 citations68
HALLIBURTON ENERGY SERVICES INC
3 patentsUS11442193B2Sep 13, 2022
Passive arm for bi-directional well logging instrument
HALLIBURTON ENERGY SERVICES INC4 citations73
US11415534B2Aug 16, 2022
Interspersing different wait times in trainlet and partial recovery sequences
HALLIBURTON ENERGY SERVICES INC0 citations62
US10996365B2May 4, 2021
RF flip angle adjustment in a downhole NMR tool
HALLIBURTON ENERGY SERVICES INC0 citations47