Inventor · disambiguated record
James A. Simson
Also filed as: SIMSON JAMES A
11 granted patents·586 citations·filing 1994–2012
93Inventor score
Technology areasE21B
Top patents by PatentIndex Score
11 records- 0198US7980300B2Drillable bridge plugSMITH INTERNATIONAL·Filed 2008·Granted Jul 19, 2011·130 cites·16 claims
- 0294US7424909B2Drillable bridge plugSMITH INTERNATIONAL·Filed 2005·Granted Sep 16, 2008·60 cites·17 claims
- 0392US7066249B2Cementing manifold assemblySMITH INTERNATIONAL·Filed 2005·Granted Jun 27, 2006·42 cites·43 claims
- 0490US5472055ALiner hanger setting toolSMITH INTERNATIONAL·Filed 1994·Granted Dec 5, 1995·136 cites·13 claims
- 0589US6904970B2Cementing manifold assemblySMITH INTERNATIONAL·Filed 2002·Granted Jun 14, 2005·81 cites·37 claims
- 0676US9194201B2System and method for deploying a downhole casing patchSIMSON JAMES A·Filed 2012·Granted Nov 24, 2015·6 cites·20 claims
- 0774US5884702ALiner assembly and methodSMITH INTERNATIONAL·Filed 1997·Granted Mar 23, 1999·62 cites·32 claims
- 0869US6772844B2High pressure sealing apparatus and methodSMITH INTERNATIONAL·Filed 2002·Granted Aug 10, 2004·38 cites·36 claims
- 0957US8887798B2Hydraulic stabilizer for use with a downhole casing cutterSIMSON JAMES A·Filed 2011·Granted Nov 18, 2014·1 cites·22 claims
- 1054US6009943ALiner assembly and methodSMITH INTERNATIONAL·Filed 1998·Granted Jan 4, 2000·27 cites·16 claims
- 1146US8657040B2Percussion drilling assembly and locking system thereforMARSHALL ALAN JACKSON·Filed 2009·Granted Feb 25, 2014·3 cites·24 claims
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