Inventor · disambiguated record
Dwayne May
Also filed as: MAY DWAYNE · MAY DWAYNE E
6 granted patents·2 pending applications·114 citations·filing 1986–2011
84Inventor score
Technology areasE21B
Top patents by PatentIndex Score
8 records- 0186US7360600B2Subsurface safety valves and methods of useSCHLUMBERGER TECHNOLOGY CORP·Filed 2005·Granted Apr 22, 2008·31 cites·23 claims
- 0280US7347270B2Redundant hydraulic system for safety valveSCHLUMBERGER TECHNOLOGY CORP·Filed 2005·Granted Mar 25, 2008·33 cites·20 claims
- 0373US8002040B2System and method for controlling flow in a wellboreSCHLUMBERGER TECHNOLOGY CORP·Filed 2008·Granted Aug 23, 2011·12 cites·16 claims
- 0444US8555956B2Linear induction motor-operated downhole toolVENERUSO ANTHONY F·Filed 2006·Granted Oct 15, 2013·2 cites·25 claims
- 0544US5947206ADeep-set annulus vent valveCAMCO INT·Filed 1997·Granted Sep 7, 1999·24 cites·26 claims
- 0644US2011253392A1System and method for controlling flow in a wellboreSCHLUMBERGER TECHNOLOGY CORP·Filed 2011·Application pending·0 cites
- 0739US4651822ADump and kill valve for a sidepocket mandrelCAMCO INC·Filed 1986·Granted Mar 24, 1987·12 cites·9 claims
- 0837US2009242206A1Subsurface valve having an energy absorption deviceSCHLUMBERGER TECHNOLOGY CORP·Filed 2008·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →