Inventor
MUMBY EDWARD S
11 patents
⚠️ This page may combine multiple inventors who share the name “MUMBY EDWARD S”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
EXPLORATION LOGGING INC
5 patentsUS4550392AOct 29, 1985
Apparatus for well logging telemetry
EXPLORATION LOGGING INC66 citations95
US4386422AMay 31, 1983
Servo valve for well-logging telemetry
EXPLORATION LOGGING INC86 citations95
US4699352AOct 13, 1987
Apparatus for well logging telemetry
EXPLORATION LOGGING INC25 citations92
US4904865AFeb 27, 1990
Externally mounted radioactivity detector for MWD
EXPLORATION LOGGING INC47 citations86
US4405021ASep 20, 1983
Apparatus for well logging while drilling
EXPLORATION LOGGING INC24 citations81
BAKER HUGHES INC
4 patentsUS5402068AMar 28, 1995
Method and apparatus for logging-while-drilling with improved performance through cancellation of systemic errors through combination of signals, utilization of dedicated transmitter drivers, and utilization of selected reference signals
BAKER HUGHES INC73 citations95
US5081419AJan 14, 1992
High sensitivity well logging system having dual transmitter antennas and intermediate series resonant
BAKER HUGHES INC76 citations95
US5115415AMay 19, 1992
Stepper motor driven negative pressure pulse generator
BAKER HUGHES INC61 citations90
US5061849AOct 29, 1991
Externally mounted radioactivity detector for MWD employing radial inline scintillator and photomultiplier tube
BAKER HUGHES INC40 citations89