Inventor
LEGGETT III JAMES V
US28 patents
⚠️ This page may combine multiple inventors who share the name “LEGGETT III JAMES V”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BAKER HUGHES INC
21 patentsUS6209640B1Apr 3, 2001
Method of obtaining improved geophysical information about earth formations
BAKER HUGHES INC95 citations99
US6041860AMar 28, 2000
Apparatus and method for performing imaging and downhole operations at a work site in wellbores
BAKER HUGHES INC308 citations99
US6021377AFeb 1, 2000
Drilling system utilizing downhole dysfunctions for determining corrective actions and simulating drilling conditions
BAKER HUGHES INC506 citations99
US5842149ANov 24, 1998
Closed loop drilling system
BAKER HUGHES INC468 citations99
US7301852B2Nov 27, 2007
Methods of generating directional low frequency acoustic signals and reflected signal detection enhancements for seismic while drilling applications
BAKER HUGHES INC64 citations98
US6930616B2Aug 16, 2005
Method and apparatus for LWD shear velocity measurement
BAKER HUGHES INC77 citations98
US6769497B2Aug 3, 2004
Use of axial accelerometer for estimation of instantaneous ROP downhole for LWD and wireline applications
BAKER HUGHES INC100 citations97
US6208586B1Mar 27, 2001
Method and apparatus for communicating data in a wellbore and for detecting the influx of gas
BAKER HUGHES INC109 citations97
US5850369ADec 15, 1998
Method and apparatus for communicating data in a wellbore and for detecting the influx of gas
BAKER HUGHES INC102 citations97
US5812068ASep 22, 1998
Drilling system with downhole apparatus for determining parameters of interest and for adjusting drilling direction in response thereto
BAKER HUGHES INC433 citations97
US5592438AJan 7, 1997
Method and apparatus for communicating data in a wellbore and for detecting the influx of gas
BAKER HUGHES INC160 citations97
US6253848B1Jul 3, 2001
Method of obtaining improved geophysical information about earth formations
BAKER HUGHES INC56 citations96
US6233524B1May 15, 2001
Closed loop drilling system
BAKER HUGHES INC379 citations96
US6272434B1Aug 7, 2001
Drilling system with downhole apparatus for determining parameters of interest and for adjusting drilling direction in response thereto
BAKER HUGHES INC318 citations95
US7652951B2Jan 26, 2010
Method of generating directional low frequency acoustic signals and reflected signal detection enhancements for seismic while drilling applications
BAKER HUGHES INC24 citations93
US7463551B2Dec 9, 2008
Method of generating directional low frequency acoustic signals and reflected signal detection enhancements for seismic while drilling applications
BAKER HUGHES INC32 citations93
US6909666B2Jun 21, 2005
Method and apparatus for generating acoustic signals for LWD shear velocity measurement
BAKER HUGHES INC53 citations92
US6985086B2Jan 10, 2006
Method and apparatus for LWD shear velocity measurement
BAKER HUGHES INC20 citations91
US6850168B2Feb 1, 2005
Method and apparatus for LWD shear velocity measurement
BAKER HUGHES INC44 citations91
US7966874B2Jun 28, 2011
Multi-resolution borehole profiling
BAKER HUGHES INC26 citations90
US10408053B2Sep 10, 2019
Encapsulated phased array segment for downhole applications
BAKER HUGHES INC3 citations69