Assignee
JENNINGS CHARLES E
US·8 granted patents·1 pending application·66 citations·filing 1990–2010
Top patents by PatentIndex Score
9 records- 0176US8327934B2Acoustically measuring annulus probe depthJENNINGS CHARLES E·Filed 2010·Granted Dec 11, 2012·5 cites·7 claims
- 0275US8632318B2Pumping mud by electrohydrodynamic propulsionJENNINGS CHARLES E·Filed 2010·Granted Jan 21, 2014·3 cites·20 claims
- 0370US8171996B2Wellhead system having a tubular hanger securable to wellhead and method of operationJENNINGS CHARLES E·Filed 2009·Granted May 8, 2012·9 cites·13 claims
- 0469US8181931B2Mechanically operated hydraulic valve actuatorJENNINGS CHARLES E·Filed 2009·Granted May 22, 2012·4 cites·21 claims
- 0567US8136604B2Wireline run fracture isolation sleeve and plug and method of operating sameJENNINGS CHARLES E·Filed 2009·Granted Mar 20, 2012·9 cites·25 claims
- 0666US8322428B2Casing hanger nesting indicatorJENNINGS CHARLES E·Filed 2009·Granted Dec 4, 2012·8 cites·18 claims
- 0764US2009087247A1Low voltage battery operated handheld waxing depilatory deviceJENNINGS CHARLES E·Filed 2008·Application pending·0 cites
- 0862US8684701B2Pumping mud by electrohydrodynamic propulsionJENNINGS CHARLES E·Filed 2009·Granted Apr 1, 2014·2 cites·19 claims
- 0944US5123490ASelf-contained smoke activated fire extinguishing flooding systemJENNINGS CHARLES E·Filed 1990·Granted Jun 23, 1992·26 cites·1 claims
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