P

Inventor

HARADA NAOKI

JP77 patents
⚠️ This page may combine multiple inventors who share the name “HARADA NAOKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SUMITOMO CHEMICAL CO

35 patents
US5488101AJan 30, 1996

Trisazo compounds, method for dyeing fiber materials, paper or leather using the same and inks containing the same

SUMITOMO CHEMICAL CO20 citations91
US5308362AMay 3, 1994

Fiber reactive yellow dye composition

SUMITOMO CHEMICAL CO15 citations74
US5272267ADec 21, 1993

Asymmetric dioxazine compounds having a triazinyl bridging group and a method of production and use thereof

SUMITOMO CHEMICAL CO6 citations74
US5112971AMay 12, 1992

Anthraquinone dye compounds having fibers reactive group

SUMITOMO CHEMICAL CO8 citations74
US4975094ADec 4, 1990

Anthrapyridone compounds having vinylsulfone type fiber reactive group through triazinyl bridging group

SUMITOMO CHEMICAL CO9 citations74
US4548612AOct 22, 1985

Halo-triazine and vinylsulfone reactive dye composition with buffer for storage stability

SUMITOMO CHEMICAL CO13 citations74
US4530996AJul 23, 1985

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

SUMITOMO CHEMICAL CO16 citations74
US5324329AJun 28, 1994

Reactive dye composition and dyeing or printing process using the same

SUMITOMO CHEMICAL CO9 citations73
US5037965AAug 6, 1991

Monoazo red dye compound having vinylsulfone type fiber reactive groups

SUMITOMO CHEMICAL CO8 citations73
US4933446AJun 12, 1990

Triphenodioxazine compounds

SUMITOMO CHEMICAL CO12 citations73
US4873321AOct 10, 1989

Monazo compounds having a triozinyl bridging group and two vinylsulfone type fiber reactive groups

SUMITOMO CHEMICAL CO11 citations73
US4841032AJun 20, 1989

Fiber reactive monoazo compounds having two vinylsulfone type fiber reactive groups in the molecule

SUMITOMO CHEMICAL CO9 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
US4439205AMar 27, 1984

Aqueous liquid dye composition: storage stable reactive dye with reduction inhibitor

SUMITOMO CHEMICAL CO7 citations73
US4396549AAug 2, 1983

Copper phthalocyanine blue reactive dye

SUMITOMO CHEMICAL CO6 citations73
US5456726AOct 10, 1995

Reactive dye composition and method for dyeing or printing cellulose fiber material using the same

SUMITOMO CHEMICAL CO9 citations72
US4644058AFeb 17, 1987

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

SUMITOMO CHEMICAL CO16 citations72
US4626589ADec 2, 1986

Organic dye compound having both pyridiniotriazinyl and vinylsulfone type fiber-reactive groups

SUMITOMO CHEMICAL CO13 citations72
US4505714AMar 19, 1985

Phthalocyanine fiber reactive compound

SUMITOMO CHEMICAL CO9 citations72
US5356441AOct 18, 1994

Reactive dye composition and method for dyeing or printing fiber materials using the same

SUMITOMO CHEMICAL CO16 citations70
US5254136AOct 19, 1993

Trichromatic fiber reactive dye composition and method for dyeing or printing fiber materials using the composition

SUMITOMO CHEMICAL CO9 citations68
US4684721AAug 4, 1987

Fiber-reactive phthalocyanine compound having both vinylsulfone type and dihalogenotriazinyl groups

SUMITOMO CHEMICAL CO2 citations63
US4464297AAug 7, 1984

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

SUMITOMO CHEMICAL CO6 citations63
US5180817AJan 19, 1993

Trisazo compounds and use thereof

SUMITOMO CHEMICAL CO3 citations62
US5116956AMay 26, 1992

Polyazo dye compounds having vinylsulfone type and pyridinium type fiber reactive groups

SUMITOMO CHEMICAL CO4 citations62
US5112959AMay 12, 1992

Polyazo dye compounds having plural vinylsulfone type fiber reactive groups in one molecule

SUMITOMO CHEMICAL CO5 citations62
US5104978AApr 14, 1992

Monoazo red reactive dye compound having a vinylsulfone type fiber reactive group and a substituted triazinyl group

SUMITOMO CHEMICAL CO3 citations62
US5053494AOct 1, 1991

Fiber reactive polyazo dye having two vinylsulfone type reactive groups through triazinyl bridging group

SUMITOMO CHEMICAL CO3 citations62
US4880431ANov 14, 1989

Aryl monoazo pyridone yellow compound having two vinylsulfone type fiber reactive groups bonded to a triazine ring for dyeing cellulose or polyamide

SUMITOMO CHEMICAL CO6 citations62
US4880434ANov 14, 1989

Method of obtaining dyed and finished cellulose fiber materials using reactive metallized formazan dye with no color change

SUMITOMO CHEMICAL CO2 citations62
US4879372ANov 7, 1989

Fiber reactive compound having sym-triazine and aminobenzoylamine moieties

SUMITOMO CHEMICAL CO5 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

NIPPON KOKAN KK

4 patents

FUJITSU LTD

3 patents

CHUGAI PHARMACEUTICAL CO LTD

2 patents

IBM

2 patents

INCOTEC JAPAN CO LTD

1 patent

IIKURA HITOSHI

1 patent

KYOCERA CORP

1 patent

YAMAHA MOTOR CO LTD

1 patent

Showing the top 50 of 77 patents by PatentIndex Score.