Inventor · disambiguated record
Erwin Vangermain
Also filed as: VANGERMAIN ERWIN
5 granted patents·47 citations·filing 1980–1982
79Inventor score
Files withHUELS CHEMISCHE WERKE AG5
Top patents by PatentIndex Score
5 records- 0174US4461916AProcess for the production of p-tert-octyl phenol by catalytic alkylation of phenolHUELS CHEMISCHE WERKE AG·Filed 1982·Granted Jul 24, 1984·15 cites·10 claims
- 0267US4305844AProcess for the preparation of silver catalysts for the production of ethylene oxideHUELS CHEMISCHE WERKE AG·Filed 1980·Granted Dec 15, 1981·21 cites·6 claims
- 0365US4409394ASupported silver catalysts mixed with promoter metal compounds for the production of ethylene oxideHUELS CHEMISCHE WERKE AG·Filed 1981·Granted Oct 11, 1983·6 cites·8 claims
- 0457US4310442ASupported silver catalysts mixed with promoter metal compounds for the production of ethylene oxideHUELS CHEMISCHE WERKE AG·Filed 1980·Granted Jan 12, 1982·4 cites·8 claims
- 0525US4376718AProcess for activating or reactivating ethylene oxide silver substrate catalystsHUELS CHEMISCHE WERKE AG·Filed 1980·Granted Mar 15, 1983·1 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →