Inventor · disambiguated record
Haywood A. Perkins
Also filed as: PERKINS HAYWOOD A
3 granted patents·52 citations·filing 1982–1985
72Inventor score
Top patents by PatentIndex Score
3 records- 0167US4436681AProcess for producing iron oxide weighting material from iron chloride solutionsBARCZAK VIRGIL J·Filed 1982·Granted Mar 13, 1984·28 cites·4 claims
- 0252US4562048AProcess for the treatment of metal-bearing oresKERR MC GEE CHEM CORP·Filed 1984·Granted Dec 31, 1985·10 cites·7 claims
- 0338US4669667ANozzle for spraying a liquid into a vessel openingKERR MC GEE CHEM CORP·Filed 1985·Granted Jun 2, 1987·14 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →