Inventor · disambiguated record

Silvino M. Ersan

Also filed as: ERSAN SILVINO M

3 granted patents·9 citations·filing 2012–2012

62Inventor score

Technology areasE21B

Files withERSAN SILVINO M3

Top patents by PatentIndex Score

3 records

0164US9080390B2Turbine driven reaming bit with profile limiting torque fluctuationERSAN SILVINO M·Filed 2012·Granted Jul 14, 2015·3 cites·23 claims
0264US8978787B2Turbine driven reaming bit with blades and cutting structure extending into concave noseERSAN SILVINO M·Filed 2012·Granted Mar 17, 2015·3 cites·12 claims
0363US8973685B2Turbine driven reaming bit with stability and cutting efficiency featuresERSAN SILVINO M·Filed 2012·Granted Mar 10, 2015·3 cites·12 claims

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