Inventor · disambiguated record
Charles E. Jennings
Also filed as: JENNINGS CHARLES · JENNINGS CHARLES E · JENNINGS CHARLES EDWARD
62 granted patents·5 pending applications·1,762 citations·filing 1977–2017
99Inventor score
Top patents by PatentIndex Score
67 records- 0197US7559366B2Flex-lock metal seal system for wellhead membersVETCO GRAY INC·Filed 2006·Granted Jul 14, 2009·47 cites·19 claims
- 0296US9255453B1Heavy duty riser connector assemblyJENNINGS PHYLLIS A·Filed 2015·Granted Feb 9, 2016·17 cites·16 claims
- 0395US7337848B2Preloaded riser coupling systemVETCO GRAY INC·Filed 2006·Granted Mar 4, 2008·46 cites·20 claims
- 0494US7331395B2Riser make-up toolVETCO GRAY INC·Filed 2006·Granted Feb 19, 2008·45 cites·21 claims
- 0593US4595063ASubsea casing hanger suspension systemFMC CORP·Filed 1983·Granted Jun 17, 1986·130 cites·15 claims
- 0690US7686342B2Pipe connector and torque toolVETCO GRAY INC·Filed 2006·Granted Mar 30, 2010·40 cites·13 claims
- 0790US4708376AHydraulic collet-type connectorVETCO GRAY INC·Filed 1987·Granted Nov 24, 1987·121 cites·9 claims
- 0889US9752405B1Shear ram type blowout preventerJENNINGS PHYLLIS A·Filed 2016·Granted Sep 5, 2017·11 cites·21 claims
- 0988US7963336B2Preloaded riser coupling systemVETCO GRAY INC·Filed 2008·Granted Jun 21, 2011·21 cites·15 claims
- 1088US6805382B2One stroke soft-land flowline connectorVETCO GRAY INC ABB·Filed 2002·Granted Oct 19, 2004·37 cites·23 claims
- 1187US9593550B1Shear ram type blowout preventerJENNINGS PHYLLIS A·Filed 2014·Granted Mar 14, 2017·11 cites·20 claims
- 1287US5163514ABlowout preventer isolation test toolVETCO GRAY INC ABB·Filed 1991·Granted Nov 17, 1992·106 cites·19 claims
- 1387US4856594AWellhead connector locking deviceVETCO GRAY INC·Filed 1988·Granted Aug 15, 1989·79 cites·5 claims
- 1485US7614447B2System, method, and apparatus for energizable metal seals in well headsVETCO GRAY INC·Filed 2007·Granted Nov 10, 2009·10 cites·20 claims
- 1582US5172112ASubsea well pressure monitorVETCO GRAY INC ABB·Filed 1991·Granted Dec 15, 1992·80 cites·14 claims
- 1680US4568062AFire-resistant gate valveFMC CORP·Filed 1983·Granted Feb 4, 1986·38 cites·22 claims
- 1779US4747606ABi-directional metal-to-metal sealVETCO GRAY INC·Filed 1987·Granted May 31, 1988·44 cites·7 claims
- 1879US4471965AHigh-pressure fire-resistant metal sealFMC CORP·Filed 1982·Granted Sep 18, 1984·57 cites·12 claims
- 1978US8286714B2Riser tensioner with shrouded rodsELLIS FIFE B·Filed 2010·Granted Oct 16, 2012·6 cites·15 claims
- 2078US5988282APressure compensated actuated check valveVETCO GRAY INC ABB·Filed 1997·Granted Nov 23, 1999·80 cites·12 claims
- 2177US9341033B1Riser tensioner assemblyJENNINGS PHYLLIS·Filed 2014·Granted May 17, 2016·7 cites·16 claims
- 2276US8327934B2Acoustically measuring annulus probe depthJENNINGS CHARLES E·Filed 2010·Granted Dec 11, 2012·5 cites·7 claims
- 2376US6516876B1Running tool for soft landing a tubing hanger in a wellhead housingVETCO GRAY INC ABB·Filed 2001·Granted Feb 11, 2003·45 cites·11 claims
- 2476US5551803ARiser tensioning mechanism for floating platformsVETCO GRAY INC ABB·Filed 1994·Granted Sep 3, 1996·60 cites·18 claims
- 2575US8632318B2Pumping mud by electrohydrodynamic propulsionJENNINGS CHARLES E·Filed 2010·Granted Jan 21, 2014·3 cites·20 claims
- 2674US7819378B2Floating plug gate valveVETCO GRAY INC·Filed 2007·Granted Oct 26, 2010·6 cites·20 claims
- 2770US8171996B2Wellhead system having a tubular hanger securable to wellhead and method of operationJENNINGS CHARLES E·Filed 2009·Granted May 8, 2012·9 cites·13 claims
- 2870US4553589AFire-safe surface-controlled subsurface safety valve control line/wellhead connector and blowout preventerGRAY TOOL CO·Filed 1984·Granted Nov 19, 1985·40 cites·2 claims
- 2969US8181931B2Mechanically operated hydraulic valve actuatorJENNINGS CHARLES E·Filed 2009·Granted May 22, 2012·4 cites·21 claims
- 3069US6152229ASubsea dual in-line ball valvesVETCO GRAY INC ABB·Filed 1998·Granted Nov 28, 2000·53 cites·21 claims
- 3169US4903992ALocking ring for oil well toolVETCO GRAY INC·Filed 1989·Granted Feb 27, 1990·40 cites·6 claims
- 3268US7040407B2Collet load shoulderVETCO GRAY INC·Filed 2003·Granted May 9, 2006·33 cites·12 claims
- 3368US6581691B1Landing adapter for soft landing a tubing hanger in the bore of a production tree or wellhead housingVETCO GRAY INC ABB·Filed 2001·Granted Jun 24, 2003·33 cites·12 claims
- 3467US8136604B2Wireline run fracture isolation sleeve and plug and method of operating sameJENNINGS CHARLES E·Filed 2009·Granted Mar 20, 2012·9 cites·25 claims
- 3566US8322428B2Casing hanger nesting indicatorJENNINGS CHARLES E·Filed 2009·Granted Dec 4, 2012·8 cites·18 claims
- 3664US2009087247A1Low voltage battery operated handheld waxing depilatory deviceJENNINGS CHARLES E·Filed 2008·Application pending·0 cites
- 3762US8684701B2Pumping mud by electrohydrodynamic propulsionJENNINGS CHARLES E·Filed 2009·Granted Apr 1, 2014·2 cites·19 claims
- 3862US6974341B2Subsea well electrical connectorVETCO GRAY INC·Filed 2003·Granted Dec 13, 2005·24 cites·9 claims
- 3962US5492017AInductive pressure transducerVETCO GRAY INC ABB·Filed 1994·Granted Feb 20, 1996·35 cites·23 claims
- 4061US5249629AFull bore casing hanger running toolVETCO GRAY INC ABB·Filed 1992·Granted Oct 5, 1993·35 cites·22 claims
- 4160US7686091B2Device to insert a flexible member into pressurized wellhead housingVETCO GRAY INC·Filed 2008·Granted Mar 30, 2010·6 cites·15 claims
- 4260US4871282ATension leg platform tendon top connectorVETCO GRAY INC·Filed 1987·Granted Oct 3, 1989·17 cites·6 claims
- 4359US6394186B1Apparatus for remote adjustment of drill string centering to prevent damage to wellheadVETCO GRAY INC ABB·Filed 2000·Granted May 28, 2002·21 cites·20 claims
- 4458US5536975ADevice for projecting scanning effects with standard automotive headlampsFiled 1993·Granted Jul 16, 1996·17 cites·19 claims
- 4557US4510960AValve stem-to-bonnet backseatFMC CORP·Filed 1983·Granted Apr 16, 1985·18 cites·21 claims
- 4657US4312320AIncinerator apparatus and methodPA INC·Filed 1980·Granted Jan 26, 1982·14 cites·13 claims
- 4756US7591491B2Clamp for an anodeless riser, and methods of constructing and utilizing sameLIZENBY BRIAN JOHN·Filed 2006·Granted Sep 22, 2009·5 cites·1 claims
- 4855US8101050B2System, method, and apparatus for continuous electroplating of elongated workpiecesELLIS FIFE B·Filed 2007·Granted Jan 24, 2012·0 cites·9 claims
- 4954US4823879AGuidelineless reentry system with nonrotating funnelVETCO GRAY INC·Filed 1987·Granted Apr 25, 1989·24 cites·4 claims
- 5054US4754813ATree capless cone seal manifoldVETCO GRAY INC·Filed 1987·Granted Jul 5, 1988·27 cites·15 claims
Showing the top 50 of 67 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →