Inventor · disambiguated record
Randall Dean Harkins
Also filed as: HARKINS RANDALL D · HARKINS RANDALL DEAN
4 granted patents·19 citations·filing 2001–2015
73Inventor score
Top patents by PatentIndex Score
4 records- 0178US9850743B2Safety device for retrieving component within wellheadCAMERON INT CORP·Filed 2015·Granted Dec 26, 2017·2 cites·27 claims
- 0274US9187969B2Safety device for retrieving component within wellheadCAMERON INT CORP·Filed 2014·Granted Nov 17, 2015·3 cites·25 claims
- 0359US6536740B2Disconnected piston for a valve actuatorCOOPER CAMERON CORP·Filed 2001·Granted Mar 25, 2003·11 cites·14 claims
- 0449US8800646B2Safety device for retrieving component within wellheadHARKINS RANDALL DEAN·Filed 2008·Granted Aug 12, 2014·3 cites·31 claims
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