Assignee
OIL PATCH GROUP INC
US·5 granted patents·186 citations·filing 1986–2019
Top patents by PatentIndex Score
5 records- 0183US4792000AMethod and apparatus for well drillingOIL PATCH GROUP INC·Filed 1987·Granted Dec 20, 1988·77 cites·4 claims
- 0270US4776410AStabilizing tool for well drillingOIL PATCH GROUP INC·Filed 1987·Granted Oct 11, 1988·44 cites·12 claims
- 0362US4709462AMethod for assembling a well drilling toolOIL PATCH GROUP INC·Filed 1986·Granted Dec 1, 1987·33 cites·5 claims
- 0459US4765417AReaming apparatus for well drillingOIL PATCH GROUP INC·Filed 1987·Granted Aug 23, 1988·31 cites·5 claims
- 0554US11480253B2Hydralock frac valveOIL PATCH GROUP INC·Filed 2019·Granted Oct 25, 2022·1 cites·22 claims
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