Inventor · disambiguated record
Kunihiko Imada
Also filed as: IMADA KUNIHIKO
15 granted patents·157 citations·filing 1973–1988
93Inventor score
Files withSUMITOMO CHEMICAL CO15
Top patents by PatentIndex Score
15 records- 0190US4834771AAqueous liquid dye composition of C.I. reactive blue ZI and caprolactam or N-methyl pyrrolidoneSUMITOMO CHEMICAL CO·Filed 1986·Granted May 30, 1989·40 cites·1 claims
- 0279US4185959AMethod for dyeing hydrophobic fiber material with disperse dyeSUMITOMO CHEMICAL CO·Filed 1976·Granted Jan 29, 1980·15 cites·12 claims
- 0372US4832698AAqueous liquid composition of vinylsulfone type reactive dyes in lithium salt form and bufferSUMITOMO CHEMICAL CO·Filed 1987·Granted May 23, 1989·10 cites·7 claims
- 0472US4693725AAqueous liquid dye composition containing bifunctional reactive dye having both monohalogenotriazinyl and vinyl sulfonyl fiber reactive groupsSUMITOMO CHEMICAL CO·Filed 1986·Granted Sep 15, 1987·11 cites·10 claims
- 0571US4711641AReactive dye composition: mixture of reactive copper phthalocyanine dyes: dichloro-triazinyl dye and vinyl sulphonyl type dyeSUMITOMO CHEMICAL CO·Filed 1986·Granted Dec 8, 1987·10 cites·9 claims
- 0662US4780104AReactive dye-containing aqueous liquid compositionSUMITOMO CHEMICAL CO·Filed 1987·Granted Oct 25, 1988·7 cites·7 claims
- 0761US4626257AMethod for dyeing polyester fiber materials: disperse dye combinations with compensated color fadingSUMITOMO CHEMICAL CO·Filed 1985·Granted Dec 2, 1986·12 cites·6 claims
- 0858US4557731AMethod for dyeing blended fiber materials of cellulose fiber and amide nitrogen-containing fiber with mono- and di-functional reactive dyesSUMITOMO CHEMICAL CO·Filed 1983·Granted Dec 10, 1985·20 cites·15 claims
- 0951US4749380AAqueous liquid sulphato-ethylsulphonyl reactive dye composition containing small amount of buffer for storage stability at high and low temperaturesSUMITOMO CHEMICAL CO·Filed 1986·Granted Jun 7, 1988·4 cites·6 claims
- 1047US4540418AReactive dye compositionSUMITOMO CHEMICAL CO·Filed 1984·Granted Sep 10, 1985·10 cites·8 claims
- 1146US4842614ADemineralization of aqueous liquid dye compositionSUMITOMO CHEMICAL CO·Filed 1987·Granted Jun 27, 1989·3 cites·10 claims
- 1240US4690686ALight-fast yellow disperse dye composition for polyesterSUMITOMO CHEMICAL CO·Filed 1986·Granted Sep 1, 1987·2 cites·5 claims
- 1336US4551150AMethod for dyeing cellulose fiber material using fiber-reactive disazo dye and finishing the sameSUMITOMO CHEMICAL CO·Filed 1984·Granted Nov 5, 1985·5 cites·7 claims
- 1435US3966399AAzo disperse dye mixturesSUMITOMO CHEMICAL CO·Filed 1973·Granted Jun 29, 1976·6 cites·10 claims
- 1531US4880434AMethod of obtaining dyed and finished cellulose fiber materials using reactive metallized formazan dye with no color changeSUMITOMO CHEMICAL CO·Filed 1988·Granted Nov 14, 1989·2 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →