Inventor · disambiguated record
Carl Edward Penuel
Also filed as: PENUEL CARL EDWARD
2 granted patents·106 citations·filing 1999–2002
69Inventor score
Technology areasE21B
Files withSMITH INTERNATIONAL2
Top patents by PatentIndex Score
2 records- 0176US6394202B2Drill bit having diamond impregnated inserts primary cutting structureSMITH INTERNATIONAL·Filed 1999·Granted May 28, 2002·67 cites·27 claims
- 0273US6725953B2Drill bit having diamond impregnated inserts primary cutting structureSMITH INTERNATIONAL·Filed 2002·Granted Apr 27, 2004·39 cites·30 claims
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