Inventor · disambiguated record

Ed Matthews

Also filed as: MATTHEWS ED

2 granted patents·57 citations·filing 2000–2002

65Inventor score

Technology areasE21B F04B

Files withINNOVATIVE PRODUCTION TECHNOLO2

Top patents by PatentIndex Score

2 records

0181US6854515B2Wellhead hydraulic drive unitINNOVATIVE PRODUCTION TECHNOLO·Filed 2002·Granted Feb 15, 2005·33 cites·20 claims
0253US6557639B1Apparatus and method for pumping fluids for use with a downhole rotary pumpINNOVATIVE PRODUCTION TECHNOLO·Filed 2000·Granted May 6, 2003·24 cites·25 claims

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