Inventor · disambiguated record

Cheryl R. Duvall

Also filed as: DUVALL CHERYL R

1 granted patent·31 citations·filing 2006–2006

45Inventor score

Technology areasE21B

Files withSCHLUMBERGER TECHNOLOGY CORP1

Top patents by PatentIndex Score

1 record

0184US7654315B2Apparatus, pumping system incorporating same, and methods of protecting pump componentsSCHLUMBERGER TECHNOLOGY CORP·Filed 2006·Granted Feb 2, 2010·31 cites·13 claims

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