Inventor
SAWAMOTO HIROKAZU
JP8 patents
Patents
8 patentsUS4933446AJun 12, 1990
Triphenodioxazine compounds
SUMITOMO CHEMICAL CO12 citations73
US4780107AOct 25, 1988
Fiber reactive dioxazine compound having four vinylsulfone type reactive groups
SUMITOMO CHEMICAL CO12 citations73
US4698421AOct 6, 1987
Fiber-reactive disazo brown dye having vinylsulfone-type reactive group
SUMITOMO CHEMICAL CO9 citations73
US4618671AOct 21, 1986
4-methyl-pyridone monoazo compound having both monochlorotriazinyl and vinylsulfone type fiber-reactive groups
SUMITOMO CHEMICAL CO7 citations73
US5053494AOct 1, 1991
Fiber reactive polyazo dye having two vinylsulfone type reactive groups through triazinyl bridging group
SUMITOMO CHEMICAL CO3 citations62
US4843149AJun 27, 1989
Fiber reactive yellow dye of acetoacetonilide having vinyl sulfone-type reactive group
SUMITOMO CHEMICAL CO4 citations62
US4841048AJun 20, 1989
Dioxazine compound having vinylsulfone type fiber reactive group
SUMITOMO CHEMICAL CO6 citations62
US4701524AOct 20, 1987
Pyridone monoazo compound having vinylsulfone type fiber-reactive group
SUMITOMO CHEMICAL CO5 citations62