Inventor · disambiguated record
Klaus Filzinger
Also filed as: FILZINGER KLAUS · FUCHS HERMANN
7 granted patents·26 citations·filing 1975–1983
81Inventor score
Files withHOECHST AG7
Top patents by PatentIndex Score
7 records- 0171US4118381A1:2 Cobalt complex phenol-acetoacetanilide benzene disazo dyestuffsHOECHST AG·Filed 1977·Granted Oct 3, 1978·7 cites·1 claims
- 0260US4394310A1-Amino-2-sulfo-(4'-pyrazolonyl-phenyl)-aminoanthraquinone compounds and a process for their preparationHOECHST AG·Filed 1980·Granted Jul 19, 1983·6 cites·5 claims
- 0359US4052157AUse of water-soluble disazo dyestuffs for dyeing or printing synthetic textile material of polyamide or polyurethane fibersHOECHST AG·Filed 1975·Granted Oct 4, 1977·5 cites·5 claims
- 0453US4534908AWater-soluble disazo compounds and new bis-(aminophenoxy)-ethane compounds having fiber-reactive groups as the tetrazo components, and use of the disazo compounds as dyestuffsHOECHST AG·Filed 1983·Granted Aug 13, 1985·4 cites·3 claims
- 0541US4113719A1:2-Cobalt-complex azo dyestuffs having an acetoacetylamino diphenylamino couplerHOECHST AG·Filed 1977·Granted Sep 12, 1978·2 cites·1 claims
- 0638US4194883AWater-soluble disazo dyestuffs and process for coloring synthetic polyamide fibres with themHOECHST AG·Filed 1978·Granted Mar 25, 1980·1 cites·4 claims
- 0738US4145339AWater-soluble 1:2-cobalt complex dyestuffs of an azomethine and of an azo compoundHOECHST AG·Filed 1977·Granted Mar 20, 1979·1 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →