Inventor · disambiguated record
William C. Firth, Jr.
Also filed as: FIRTH JR WILLIAM C · FIRTH WILLIAM C JR
9 granted patents·105 citations·filing 1978–1987
88Inventor score
Files withUNION CAMP CORP9
Top patents by PatentIndex Score
9 records- 0175US4321076AMedia for stimulating growth in foliage plantsUNION CAMP CORP·Filed 1980·Granted Mar 23, 1982·20 cites·4 claims
- 0264US4235727AHumate thinners for drilling fluidsUNION CAMP CORP·Filed 1978·Granted Nov 25, 1980·18 cites·5 claims
- 0355US4889645ASubstituted-ammonium humate fluid loss control agents for oil-based drilling mudsUNION CAMP CORP·Filed 1985·Granted Dec 26, 1989·26 cites·4 claims
- 0454US4311600AHumate thinners for drilling fluidsUNION CAMP CORP·Filed 1980·Granted Jan 19, 1982·14 cites·3 claims
- 0551US4274860AMethod for stimulating growth in foliage plantsUNION CAMP CORP·Filed 1980·Granted Jun 23, 1981·7 cites·4 claims
- 0649US4921620AChrome humates as drilling mud additivesUNION CAMP CORP·Filed 1985·Granted May 1, 1990·10 cites·17 claims
- 0741US5191100AChrome humates as drilling mud additivesUNION CAMP CORP·Filed 1985·Granted Mar 2, 1993·7 cites·1 claims
- 0832US4750936AUse of multivalent metal humates in printing inksUNION CAMP CORP·Filed 1987·Granted Jun 14, 1988·2 cites·7 claims
- 0929US4566896AMethod and media for stimulating growth in foliage plantsUNION CAMP CORP·Filed 1981·Granted Jan 28, 1986·1 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →