Inventor · disambiguated record
E. Torbjorn Hartzell
Also filed as: HARTZELL E TORBJORN
5 granted patents·130 citations·filing 1992–1993
84Inventor score
Files withSANDVIK AB5
Top patents by PatentIndex Score
5 records- 0176US5453241ACemented carbide body with extra tough behaviorSANDVIK AB·Filed 1993·Granted Sep 26, 1995·54 cites·1 claims
- 0269US5279901ACemented carbide body with extra tough behaviorSANDVIK AB·Filed 1992·Granted Jan 18, 1994·25 cites·5 claims
- 0367US5286549ACemented carbide body used preferably for abrasive rock drilling and mineral cuttingSANDVIK AB·Filed 1992·Granted Feb 15, 1994·21 cites·9 claims
- 0451US5401461ACemented carbide body used preferably for abrasive rock drilling and mineral cuttingSANDVIK AB·Filed 1993·Granted Mar 28, 1995·11 cites·1 claims
- 0546US5413869ACemented carbide body with increased wear resistanceSANDVIK AB·Filed 1992·Granted May 9, 1995·19 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →