Inventor · disambiguated record
Kevin Graf
Also filed as: GRAF KEVIN · GRAF KEVIN C
2 granted patents·3 pending applications·0 citations·filing 2009–2020
29Inventor score
Technology areasE21B
Top patents by PatentIndex Score
5 records- 0154US2020149369A1Downhole tool having a shock-absorbing sleeveKOBOLD CORP·Filed 2020·Application pending·0 cites
- 0250US10605045B2Downhole tool having a shock-absorbing sleeveKOBOLD SERVICES INC·Filed 2017·Granted Mar 31, 2020·0 cites·15 claims
- 0346US9840888B2Downhole tool having a shock-absorbing sleeveKOBOLD SERVICES INC·Filed 2014·Granted Dec 12, 2017·0 cites·21 claims
- 0437US2013213646A1Apparatus and methods for wellbore completionKOBOLD SERVICES INC·Filed 2013·Application pending·0 cites
- 0526US2010193250A1Cutting Structure for Casing Drilling UnderreamerTESCO CORP·Filed 2009·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →