Inventor · disambiguated record
Kirk A. Norris
Also filed as: NORRIS KIRK A
4 granted patents·119 citations·filing 2000–2004
79Inventor score
Technology areasE21B
Files withSMITH INTERNATIONAL4
Top patents by PatentIndex Score
4 records- 0181US6206110B1Protected lubricant reservoir with pressure control for sealed bearing earth boring drill bitSMITH INTERNATIONAL·Filed 2000·Granted Mar 27, 2001·65 cites·6 claims
- 0262US6296067B1Protected lubricant reservoir for sealed bearing earth boring drill bitSMITH INTERNATIONAL·Filed 2000·Granted Oct 2, 2001·26 cites·27 claims
- 0355US6619412B2Protected lubricant reservoir for sealed earth boring drill bitSMITH INTERNATIONAL·Filed 2001·Granted Sep 16, 2003·18 cites·16 claims
- 0447US7237627B2Bearing and lubrication system for earth boring bitSMITH INTERNATIONAL·Filed 2004·Granted Jul 3, 2007·10 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →