Inventor · disambiguated record
Frank E. Hill
Also filed as: HILL FRANK E
3 granted patents·81 citations·filing 1972–1998
73Inventor score
Files withBORG WARNER1
Top patents by PatentIndex Score
3 records- 0176US6026798AProfessional batting training machineFiled 1998·Granted Feb 22, 2000·51 cites·10 claims
- 0261US6102021ABaseball inserter for pitching machinesFiled 1997·Granted Aug 15, 2000·28 cites·11 claims
- 0329US3981146AVariable ratio master cylinderBORG WARNER·Filed 1972·Granted Sep 21, 1976·2 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →