Inventor · disambiguated record
Frank L. Hale
Also filed as: HALE FRANK L · HALE FRANK SHEFFIELD · HALE JOHN D
2 granted patents·1 pending application·16 citations·filing 1975–2001
54Inventor score
Top patents by PatentIndex Score
3 records- 0147US4202175AHydraulic control system for a dump truckHALE FRANK L·Filed 1978·Granted May 13, 1980·15 cites·9 claims
- 0246US2002065751A1Automated, interactive management systems and processesFiled 2001·Application pending·0 cites
- 0314US3939949AHydraulic system for braking truck enginesHALE JOHN D·Filed 1975·Granted Feb 24, 1976·1 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →