Inventor · disambiguated record

William D. Friend, Jr.

Also filed as: FRIEND JR WILLIAM D

1 granted patent·10 citations·filing 2011–2011

32Inventor score

Technology areasE21B

Files withINGRAM GARY D1

Top patents by PatentIndex Score

1 record

0179US9267348B2Method and apparatus for isolating and treating discrete zones within a wellboreINGRAM GARY D·Filed 2011·Granted Feb 23, 2016·10 cites·38 claims

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