Inventor

HIRABAYASHI KAZUYOSHI

5 patents

Patents

5 patents

US4230852AOct 28, 1980

Triazinyl-antraquinone dyes

SUMITOMO CHEMICAL CO9 citations70

US4038267AJul 26, 1977

Triazine reactive dyes

SUMITOMO CHEMICAL CO8 citations70

US4148790AApr 10, 1979

Metallized triazine reactive dyes

SUMITOMO CHEMICAL CO5 citations59

US3974178AAug 10, 1976

Naphthostyril cationic dyes

SUMITOMO CHEMICAL CO3 citations59

US4018756AApr 19, 1977

Thiazole and benzothiazole cationic dyes

SUMITOMO CHEMICAL CO4 citations57