Inventor · disambiguated record
John S. Vankirk
Also filed as: VANKIRK JOHN S
4 granted patents·112 citations·filing 1992–1998
79Inventor score
Files withKENNAMETAL INC4
Top patents by PatentIndex Score
4 records- 0176US5716167AHigh-speed, cartridge-type milling cutterKENNAMETAL INC·Filed 1997·Granted Feb 10, 1998·44 cites·27 claims
- 0271US5833323ACutting toolholder retention systemKENNAMETAL INC·Filed 1997·Granted Nov 10, 1998·41 cites·28 claims
- 0349US5292213ACoupling device for high-speed rotationKENNAMETAL INC·Filed 1992·Granted Mar 8, 1994·13 cites·20 claims
- 0443US6129422ACutting tool holder retention systemKENNAMETAL INC·Filed 1998·Granted Oct 10, 2000·14 cites·27 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →