Inventor

DENGLER SIEGFRIED

CH4 patents

Patents

4 patents

US4002619AJan 11, 1977

Coumarine dyestuffs of the dispersion series

CIBA GEIGY CORP7 citations71

US3970675AJul 20, 1976

Disperse dyestuffs

CIBA GEIGY CORP2 citations60

US4067889AJan 10, 1978

Disperse dyestuffs

CIBA GEIGY CORP0 citations50

US4210757AJul 1, 1980

Novel naphthoylene-perinones disperse dyestuffs

CIBA GEIGY CORP0 citations39