Inventor · disambiguated record

John V. Leba

Also filed as: LEBA JOHN V · LEBA JOHN VINH

2 granted patents·42 citations·filing 2009–2015

63Inventor score

Technology areasE21B

Files withLARSON ERIC D1 WEATHERFORD TECH HOLDING LLC1

Top patents by PatentIndex Score

2 records

0188US10012044B2Annular isolation device for managed pressure drillingWEATHERFORD TECH HOLDING LLC·Filed 2015·Granted Jul 3, 2018·22 cites·22 claims
0274US8388255B2Dog-type lockout and position indicator assemblyLARSON ERIC D·Filed 2009·Granted Mar 5, 2013·20 cites·13 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →