Inventor · disambiguated record
Gerald Prazak
Also filed as: PRAZAK GERALD
5 granted patents·113 citations·filing 1972–1988
82Inventor score
Files withWESTVACO CORP5
Top patents by PatentIndex Score
5 records- 0196US4001202AProcess for making sulfonated lignin surfactantsWESTVACO CORP·Filed 1975·Granted Jan 4, 1977·39 cites·7 claims
- 0291US4355996AAzo dye reduction improvement of ligninWESTVACO CORP·Filed 1981·Granted Oct 26, 1982·25 cites·10 claims
- 0384US4892588AProduction of lignosulfonate additivesWESTVACO CORP·Filed 1988·Granted Jan 9, 1990·29 cites·5 claims
- 0456US4892587ALignosulfonate additive-containing carbon black compositionsWESTVACO CORP·Filed 1988·Granted Jan 9, 1990·16 cites·4 claims
- 0542US4025303ADyestuff compositions containing modified sulfonated lignin dye dispersantsWESTVACO CORP·Filed 1972·Granted May 24, 1977·4 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →