P

Inventor

TEZUKA YASUO

JP29 patents
⚠️ This page may combine multiple inventors who share the name “TEZUKA YASUO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SUMITOMO CHEMICAL CO

17 patents
US4937326AJun 26, 1990

Reactive scarlet dyes having both monochlorotriazinyl and vinylsulfone type reactive groups linked via N-alkylated amino

SUMITOMO CHEMICAL CO24 citations92
US4378313AMar 29, 1983

Reactive yellow dye having both monochlorotriazinyl and vinylsulfone type reactive groups

SUMITOMO CHEMICAL CO46 citations92
US4341699AJul 27, 1982

Reactive red dye having both monochlorotriazinyl- and vinylsulfone-type reactive groups

SUMITOMO CHEMICAL CO36 citations92
US4412948ANov 1, 1983

Reactive disazo blue dye

SUMITOMO CHEMICAL CO22 citations82
US4530996AJul 23, 1985

Bisazo blue-black dye having vinylsulfone type fiber-reactive group

SUMITOMO CHEMICAL CO16 citations74
US4841031AJun 20, 1989

Reactive dye having both monochlorotriazinyl and vinylsulfone type reactive groups

SUMITOMO CHEMICAL CO11 citations73
US4720542AJan 19, 1988

Formazan blue reactive dye

SUMITOMO CHEMICAL CO10 citations73
US4667022AMay 19, 1987

Reactive dye having both monochlorotriozinyl and vinylsulfone type reactive groups

SUMITOMO CHEMICAL CO11 citations73
US4663440AMay 5, 1987

Bisazo brown reactive dye

SUMITOMO CHEMICAL CO9 citations73
US4396549AAug 2, 1983

Copper phthalocyanine blue reactive dye

SUMITOMO CHEMICAL CO6 citations73
US4935500AJun 19, 1990

Metallized formazan compounds having two fiber reactive groups linked by n-alkyl-containing group

SUMITOMO CHEMICAL CO17 citations72
US4644058AFeb 17, 1987

Reactive pyridone azo dyes having both monochlorotriazinyl and vinylsulfone type reactive groups

SUMITOMO CHEMICAL CO16 citations72
US4490525ADec 25, 1984

Polysaccharides containing phthalocyanine nucleus

SUMITOMO CHEMICAL CO8 citations71
US4464297AAug 7, 1984

Fiber reactive bisazo dye having both a vinylsulfone type reactive group and an ortho-nitrophenyl group

SUMITOMO CHEMICAL CO6 citations63
US4841027AJun 20, 1989

Process for preparing phenyl- and naphthylazo-aminonaphthol sulphonic acids

SUMITOMO CHEMICAL CO5 citations58
US4482501ANov 13, 1984

Process for producing aminoaryl-β-sulfatoethylsulfone

SUMITOMO CHEMICAL CO2 citations58
US4346046AAug 24, 1982

Process for producing aminoaryl-β-sulfatoethylsulfone

SUMITOMO CHEMICAL CO6 citations58

FUJITSU LTD

9 patents

HASHIMOTO MASANORI

2 patents

MIYAZAKI NAO

1 patent