Inventor · disambiguated record
Richard Wiggins
Also filed as: WIGGINS RICHARD · WIGGINS RICHARD J · WIGGINS RICHARD JAY
5 granted patents·74 citations·filing 2003–2009
79Inventor score
Technology areasE21B
Files withEXPRESS ENERGY SERVICES OPERATING LP2FRANKS CASING CREW & RENTAL2CASING FRANK S CREW & RENTAL1
Top patents by PatentIndex Score
5 records- 0171US7182133B2Elevator sensorCASING FRANK S CREW & RENTAL·Filed 2003·Granted Feb 27, 2007·40 cites·19 claims
- 0261US8051909B2Method and apparatus for positioning the proximal end of a tubular string above a spiderFRANKS CASING CREW & RENTAL·Filed 2007·Granted Nov 8, 2011·8 cites·16 claims
- 0357US7322406B2Elevation sensor for a service hose and an apparatus for positioning and stabbing well tubularsFRANKS CASING CREW & RENTAL·Filed 2004·Granted Jan 29, 2008·22 cites·26 claims
- 0445US7987915B1Circulating sub with mudsaver for dispensing and circulating fluid in a well boreEXPRESS ENERGY SERVICES OPERATING LP·Filed 2009·Granted Aug 2, 2011·3 cites·20 claims
- 0541US7938177B1Circulating sub tool for dispensing and circulating fluid in a well boreEXPRESS ENERGY SERVICES OPERATING LP·Filed 2009·Granted May 10, 2011·1 cites·18 claims
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