Assignee
SCHLUMBERGER LTD
AN·9 granted patents·228 citations·filing 1975–2013
Top patents by PatentIndex Score
9 records- 0183US4314339AMethod of generating subsurface characteristics modelsSCHLUMBERGER LTD·Filed 1979·Granted Feb 2, 1982·32 cites·39 claims
- 0276US9356487B2Rotor bearing assemblySCHLUMBERGER LTD·Filed 2013·Granted May 31, 2016·3 cites·12 claims
- 0372US4745562ASignal processing disparity resolutionSCHLUMBERGER LTD·Filed 1985·Granted May 17, 1988·81 cites·20 claims
- 0471US4314338AMethod of generating subsurface characteristic modelsSCHLUMBERGER LTD·Filed 1979·Granted Feb 2, 1982·23 cites·46 claims
- 0568USD427625SType fontSCHLUMBERGER LTD·Filed 1999·Granted Jul 4, 2000·18 cites·1 claims
- 0666US4313164AMethod of generating subsurface characteristic modelsSCHLUMBERGER LTD·Filed 1979·Granted Jan 26, 1982·25 cites·37 claims
- 0750US4327412AWell logging data processing techniqueSCHLUMBERGER LTD·Filed 1979·Granted Apr 27, 1982·12 cites·37 claims
- 0849US4312040AWell log depth aligningSCHLUMBERGER LTD·Filed 1979·Granted Jan 19, 1982·23 cites·23 claims
- 0938US3973188AMethod and apparatus for the determination of the thickness of a mudcake layer on a borehole wall traversing a subsurface earth formationSCHLUMBERGER LTD·Filed 1975·Granted Aug 3, 1976·11 cites·13 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →