Inventor · disambiguated record
Frederick F. Guzik
Also filed as: GUZIK FREDERICK F
5 granted patents·29 citations·filing 1975–1993
76Inventor score
Files withPPG INDUSTRIES INC5
Top patents by PatentIndex Score
5 records- 0161US4424393AProcess of preparation of substituted diphenyl ethersPPG INDUSTRIES INC·Filed 1981·Granted Jan 3, 1984·7 cites·4 claims
- 0258US4197259APreparation of haloanilinePPG INDUSTRIES INC·Filed 1979·Granted Apr 8, 1980·5 cites·4 claims
- 0351US5137639AMethod for purifying waste water using surface modified silicaPPG INDUSTRIES INC·Filed 1991·Granted Aug 11, 1992·15 cites·9 claims
- 0440US4132800AS-p-methoxyphenyl N,N-diallylthiolcarbamate and S-p-methoxyphenyl N,N-bis(2,3-dibromopropyl)thiolcarbamatePPG INDUSTRIES INC·Filed 1975·Granted Jan 2, 1979·1 cites·17 claims
- 0534US5298646ASynthesis of monochloroethyl chloroformates by free radical initiated chlorination of ethyl chloroformatePPG INDUSTRIES INC·Filed 1993·Granted Mar 29, 1994·1 cites·28 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →