Individual holder
HILL FRANCIS K
US·5 granted patents·168 citations·filing 1980–1991
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
5 records- 0192US5234128AAggregate material spreaderHILL FRANCIS K·Filed 1991·Granted Aug 10, 1993·94 cites·20 claims
- 0271US4322167AMethod for making asphalt-rubber pavement compositionsHILL FRANCIS K·Filed 1980·Granted Mar 30, 1982·25 cites·4 claims
- 0367US4415267AApparatus for mixing and application of paving compositionsHILL FRANCIS K·Filed 1982·Granted Nov 15, 1983·25 cites·16 claims
- 0462US4274586AFluid spreading apparatusHILL FRANCIS K·Filed 1980·Granted Jun 23, 1981·19 cites·8 claims
- 0532US4639103ARemote control multi-position rear view mirrorHILL FRANCIS K·Filed 1986·Granted Jan 27, 1987·5 cites·19 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →