Assignee
GRIGSBY TOMMY FRANK
US·2 granted patents·37 citations·filing 2010–2011
Top patents by PatentIndex Score
2 records- 0195US8596359B2Remotely controllable fluid flow control assemblyGRIGSBY TOMMY FRANK·Filed 2010·Granted Dec 3, 2013·36 cites·19 claims
- 0254US9494000B2Methods of maintaining sufficient hydrostatic pressure in multiple intervals of a wellbore in a soft formationGRIGSBY TOMMY FRANK·Filed 2011·Granted Nov 15, 2016·1 cites·17 claims
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