Inventor · disambiguated record
David Shahin
Also filed as: SHAHIN DAVID · SHAHIN DAVID OTHMAN
23 granted patents·1 pending application·1,335 citations·filing 2000–2017
97Inventor score
Top patents by PatentIndex Score
24 records- 0197US6536520B1Top drive casing systemWEATHERFORD LAMB·Filed 2000·Granted Mar 25, 2003·313 cites·38 claims
- 0296US7793719B2Top drive casing systemWEATHERFORD LAMB·Filed 2007·Granted Sep 14, 2010·65 cites·20 claims
- 0395US7325610B2Methods and apparatus for handling and drilling with tubulars or casingWEATHERFORD LAMB·Filed 2004·Granted Feb 5, 2008·147 cites·53 claims
- 0493US7654325B2Methods and apparatus for handling and drilling with tubulars or casingWEATHERFORD LAMB·Filed 2007·Granted Feb 2, 2010·48 cites·21 claims
- 0593US6892835B2Flush mounted spiderWEATHERFORD LAMB·Filed 2002·Granted May 17, 2005·94 cites·48 claims
- 0692US7503397B2Apparatus and methods of setting and retrieving casing with drilling latch and bottom hole assemblyWEATHERFORD LAMB·Filed 2005·Granted Mar 17, 2009·46 cites·54 claims
- 0792US7448456B2Adjustable rotating guides for spider or elevatorWEATHERFORD LAMB·Filed 2006·Granted Nov 11, 2008·38 cites·60 claims
- 0892US7140445B2Method and apparatus for drilling with casingWEATHERFORD LAMB·Filed 2004·Granted Nov 28, 2006·97 cites·35 claims
- 0992US6994176B2Adjustable rotating guides for spider or elevatorWEATHERFORD LAMB·Filed 2004·Granted Feb 7, 2006·93 cites·32 claims
- 1090US8281877B2Method and apparatus for drilling with casingSHAHIN DAVID·Filed 2008·Granted Oct 9, 2012·41 cites·22 claims
- 1190US7694744B2One-position fill-up and circulating tool and methodWEATHERFORD LAMB·Filed 2006·Granted Apr 13, 2010·37 cites·47 claims
- 1289US7712523B2Top drive casing systemWEATHERFORD LAMB·Filed 2003·Granted May 11, 2010·71 cites·44 claims
- 1385US7143849B2Flush mounted spiderWEATHERFORD LAMB·Filed 2004·Granted Dec 5, 2006·51 cites·40 claims
- 1484US8020627B2Equalized load distribution slips for spider and elevatorWEATHERFORD LAMB·Filed 2010·Granted Sep 20, 2011·7 cites·32 claims
- 1581US7918273B2Top drive casing systemWEATHERFORD LAMB·Filed 2003·Granted Apr 5, 2011·40 cites·17 claims
- 1680US7594540B2Methods and apparatus for applying torque and rotation to connectionsWEATHERFORD LAMB·Filed 2007·Granted Sep 29, 2009·13 cites·25 claims
- 1780US7509722B2Positioning and spinning deviceWEATHERFORD LAMB·Filed 2003·Granted Mar 31, 2009·61 cites·17 claims
- 1879US7686088B2Equalized load distribution slips for spider and elevatorWEATHERFORD LAMB·Filed 2006·Granted Mar 30, 2010·15 cites·22 claims
- 1978US8230933B2Top drive casing systemSNIDER RANDY GENE·Filed 2011·Granted Jul 31, 2012·5 cites·23 claims
- 2078US7296623B2Methods and apparatus for applying torque and rotation to connectionsWEATHERFORD LAMB·Filed 2003·Granted Nov 20, 2007·51 cites·53 claims
- 2149US7845418B2Top drive torque boosterWEATHERFORD LAMB·Filed 2006·Granted Dec 7, 2010·1 cites·36 claims
- 2249US7665551B2Flush mounted spiderWEATHERFORD LAMB·Filed 2006·Granted Feb 23, 2010·1 cites·19 claims
- 2347US9991354B2Metal nitride alloy contact for semiconductorUS NAVY·Filed 2017·Granted Jun 5, 2018·0 cites·20 claims
- 2439US2007169930A1Method and apparatus for drilling with casingSHAHIN DAVID·Filed 2006·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →