Inventor · disambiguated record
Rennie L. Dickson
Also filed as: DICKSON RENNIE L
21 granted patents·1,254 citations·filing 1984–2000
97Inventor score
Technology areasE21B
Files withOTIS ENG CO9HALLIBURTON ENERGY SERV INC8HALLIBURTON CO2HALLIBURTON ENERY SERVICES INC1WILSON JERRY L1
Top patents by PatentIndex Score
21 records- 0193US4624315ASubsurface safety valve with lock-open systemOTIS ENG CO·Filed 1984·Granted Nov 25, 1986·115 cites·19 claims
- 0292US5875851AStatic wellhead plug and associated methods of plugging wellheadsHALLIBURTON ENERGY SERV INC·Filed 1996·Granted Mar 2, 1999·132 cites·29 claims
- 0392US5826661ALinear indexing apparatus and methods of using sameHALLIBURTON ENERGY SERV INC·Filed 1996·Granted Oct 27, 1998·149 cites·72 claims
- 0488US6119783ALinear indexing apparatus and methods of using sameHALLIBURTON ENERGY SERV INC·Filed 1998·Granted Sep 19, 2000·111 cites·13 claims
- 0585US5249630APerforating type lockout toolOTIS ENG CO·Filed 1992·Granted Oct 5, 1993·102 cites·20 claims
- 0682US4834183ASurface controlled subsurface safety valveOTIS ENG CO·Filed 1988·Granted May 30, 1989·66 cites·19 claims
- 0782US4723606ASurface controlled subsurface safety valveOTIS ENG CO·Filed 1987·Granted Feb 9, 1988·64 cites·22 claims
- 0878US6394187B1Flapper valve assembly apparatus and methodHALLIBURTON ENERGY SERV INC·Filed 2000·Granted May 28, 2002·61 cites·19 claims
- 0977US6352118B1System and method for communication hydraulic control to a wireline retrievable downhole deviceHALLIBURTON ENERGY SERV INC·Filed 2000·Granted Mar 5, 2002·64 cites·24 claims
- 1075US5988277ARunning tool for static wellhead plugHALLIBURTON ENERGY SERV INC·Filed 1998·Granted Nov 23, 1999·51 cites·15 claims
- 1173US4945993ASurface controlled subsurface safety valveOTIS ENG CO·Filed 1989·Granted Aug 7, 1990·44 cites·14 claims
- 1267US5323859AStreamlined flapper valveHALLIBURTON CO·Filed 1993·Granted Jun 28, 1994·38 cites·10 claims
- 1365US6003605ABalanced line tubing retrievable safety valveHALLIBURTON ENERY SERVICES INC·Filed 1997·Granted Dec 21, 1999·57 cites·27 claims
- 1465US5050839AValveOTIS ENG CO·Filed 1989·Granted Sep 24, 1991·29 cites·14 claims
- 1560US4632184ASubmersible pump safety systemsOTIS ENG CO·Filed 1985·Granted Dec 30, 1986·36 cites·6 claims
- 1658US5996697AStatic wellhead plugHALLIBURTON ENERGY SERV INC·Filed 1998·Granted Dec 7, 1999·27 cites·20 claims
- 1758US5127476ALockout housing and sleeve for safety valveWILSON JERRY L·Filed 1991·Granted Jul 7, 1992·33 cites·16 claims
- 1852US5179973AValve with pressure assisted closing systemOTIS ENG CO·Filed 1991·Granted Jan 19, 1993·22 cites·9 claims
- 1949US5318127ASurface controlled annulus safety system for well boresHALLIBURTON CO·Filed 1992·Granted Jun 7, 1994·23 cites·20 claims
- 2048US5137089AStreamlined flapper valveOTIS ENG CO·Filed 1990·Granted Aug 11, 1992·19 cites·10 claims
- 2141US5957201AVerification apparatus and method for a static wellhead plugHALLIBURTON ENERGY SERV INC·Filed 1998·Granted Sep 28, 1999·11 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →