Inventor
SONDERGELD CARL H
US15 patents
⚠️ This page may combine multiple inventors who share the name “SONDERGELD CARL H”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
AMOCO CORP
12 patentsUS5012674AMay 7, 1991
Method of exploration for hydrocarbons
AMOCO CORP59 citations95
US4996421AFeb 26, 1991
Method an system of geophysical exploration
AMOCO CORP37 citations92
US4779236AOct 18, 1988
Acoustic well logging method and system
AMOCO CORP41 citations92
US4794572ADec 27, 1988
Acoustic well logging method and system for obtaining a measure of formation anisotropy
AMOCO CORP40 citations91
US4819214AApr 4, 1989
Sonic logging system
AMOCO CORP23 citations78
US5134271AJul 28, 1992
Bar code system used in geophysical exploration
AMOCO CORP16 citations73
US4933911AJun 12, 1990
Method for determining seismic velocities
AMOCO CORP12 citations73
US4912979AApr 3, 1990
Method and apparatus for detecting and measuring elastic anisotropy
AMOCO CORP17 citations73
US4740928AApr 26, 1988
Sonic logging system
AMOCO CORP15 citations70
US4964086AOct 16, 1990
Method for characterizing velocity estimates
AMOCO CORP10 citations68
US4692910ASep 8, 1987
Methods of determining lithological characteristics of an underground formation which utilize compressional velocity and shear velocity data
AMOCO CORP16 citations66
US4754439AJun 28, 1988
Means for obtaining shear wave velocities
AMOCO CORP2 citations61