Inventor · disambiguated record
Jochen Westphal
Also filed as: WESTPHAL JOCHEN
4 granted patents·6 citations·filing 1974–1989
64Inventor score
Technology areasC09B
Files withBAYER AG4
Top patents by PatentIndex Score
4 records- 0148US4048154AMonoazo dyestuffs derived from p-sulfo-halophenyl diazo moiety and p-amino-O-alkyl coupler moietyBAYER AG·Filed 1974·Granted Sep 13, 1977·3 cites·2 claims
- 0240US4670548ASulfo-group-containing trisazo dyestuffsBAYER AG·Filed 1980·Granted Jun 2, 1987·2 cites·1 claims
- 0337US4339380AAzo dyestuffsBAYER AG·Filed 1979·Granted Jul 13, 1982·1 cites·3 claims
- 0431US4978747AColorants obtained by reacting a NH2 -containing dyestuff with a diisocyanate followed by reaction of this adduct with a diamineBAYER AG·Filed 1989·Granted Dec 18, 1990·0 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →