Inventor
LARRONDE MICHAEL L
US11 patents
⚠️ This page may combine multiple inventors who share the name “LARRONDE MICHAEL L”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NUMAR CORP
3 patentsUS6362619B2Mar 26, 2002
Method and apparatus for nuclear magnetic resonance measuring while drilling
NUMAR CORP94 citations98
US6268726B1Jul 31, 2001
Method and apparatus for nuclear magnetic resonance measuring while drilling
NUMAR CORP190 citations98
US6583621B2Jun 24, 2003
Method and apparatus for nuclear magnetic resonance measuring while drilling
NUMAR CORP68 citations96
NL INDUSTRIES INC
3 patentsUS4630244ADec 16, 1986
Rotary acting shear valve for drilling fluid telemetry systems
NL INDUSTRIES INC67 citations95
US4790393ADec 13, 1988
Valve for drilling fluid telemetry systems
NL INDUSTRIES INC50 citations92
US4531579AJul 30, 1985
Valve latch device for drilling fluid telemetry systems
NL INDUSTRIES INC11 citations66