Inventor · disambiguated record
Ulrich Buhler
Also filed as: BUEHLER ULRICH · BUEHLER ULRICH DR · BUHLER ULRICH
59 granted patents·1 pending application·278 citations·filing 1979–2001
98Inventor score
Files withCASSELLA FARBWERKE MAINKUR AG36HOECHST MITSUBISHI KASEI7CASSELLA AG5DYSTAR JAPAN LTD5BAYER AG1
Top patents by PatentIndex Score
60 records- 0191US4325870AProcess for the preparation of 2,6-diaminopyridine-azo dyestuffs and of their precursorsCASSELLA FARBWERKE MAINKUR AG·Filed 1980·Granted Apr 20, 1982·25 cites·7 claims
- 0281US4417897AProcess for preparing burn-out effects on textile materialsCASSELLA FARBWERKE MAINKUR AG·Filed 1983·Granted Nov 29, 1983·23 cites·12 claims
- 0377US5569751AMonoazo dyestuffs which are free from ionic groups, their preparation and their useHOECHST MITSUBISHI KASEI·Filed 1995·Granted Oct 29, 1996·17 cites·19 claims
- 0473US4795807APreparation of azo dyestuffs by diazotization and coupling in the presence of an esterCASSELLA FARBWERKE MAINKUR AG·Filed 1987·Granted Jan 3, 1989·13 cites·8 claims
- 0571US4872883AMixtures of monoazo dyestuffsBAYER AG·Filed 1988·Granted Oct 10, 1989·9 cites·20 claims
- 0668US5415669ADye mixtures for the dyeing of textile hydrophobic fibre materialsHOECHST MITSUBISHI KASEI·Filed 1993·Granted May 16, 1995·9 cites·22 claims
- 0764US4381262AWater-insoluble azo dyestuffs, their manufacture and their useCASSELLA FARBWERKE MAINKUR AG·Filed 1982·Granted Apr 26, 1983·7 cites·4 claims
- 0863US5071443ABlue azo dyestuff mixture for strong blue color on hydrophobic fibersCASSELLA FARBWERKE MAINKUR AG·Filed 1990·Granted Dec 10, 1991·8 cites·14 claims
- 0963US4225716AProcess for the manufacture of 2,6-dichloropyridine derivativesCASSELLA FARBWERKE MAINKUR AG·Filed 1979·Granted Sep 30, 1980·4 cites·5 claims
- 1060US5174792AMixtures of monoazo dyes: dicyano-nitrobenzene azo compoundsCASSELLA FARBWERKE MAINKUR AG·Filed 1991·Granted Dec 29, 1992·7 cites·8 claims
- 1160US4431585AWater-insoluble azo dyestuffs, processes for their manufacture and their use for dyeing and printing synthetic hydrophobic fiber materialCASSELLA FARBWERKE MAINKUR AG·Filed 1981·Granted Feb 14, 1984·6 cites·8 claims
- 1258US5292872AMonoazo dispersed dyes, mixtures containing them, and the preparation and the use thereofHOECHST MITSUBISHI KASEI·Filed 1992·Granted Mar 8, 1994·5 cites·15 claims
- 1357US4985044AMulti-component mixtures of blue disperse azo dyes for the dyeing of synthetic fibersHOECHST AG·Filed 1989·Granted Jan 15, 1991·5 cites·20 claims
- 1457US4567252AWater-insoluble naphthol monoazo dyestuffCASSELLA FARBWERKE MAINKUR AG·Filed 1983·Granted Jan 28, 1986·5 cites·4 claims
- 1554US4386935AProcess for producing discharge reserve prints on textile materials with amino-azo-benzene dyesCASSELLA FARBWERKE MAINKUR AG·Filed 1981·Granted Jun 7, 1983·8 cites·11 claims
- 1653US4950305AWater-insoluble monoazo dyes, their preparation and use, and mixtures of these monoazo dyesCASSELLA FARBWERKE MAINKUR AG·Filed 1989·Granted Aug 21, 1990·4 cites·9 claims
- 1753US4812143ALiquid formulations of disperse dyestuffs containing inorganic oxides or silicates for dyeing textile materialsCASSELLA FARBWERKE MAINKUR AG·Filed 1987·Granted Mar 14, 1989·4 cites·7 claims
- 1853US4421516AProcess for preparing discharge resist prints on hydrophobic textile materialsCASSELLA FARBWERKE MAINKUR AG·Filed 1983·Granted Dec 20, 1983·7 cites·16 claims
- 1951US4472307APreparation of anilino azo carbazole dyestuffs prepared by diazotization by nitrosylsulphuric acid in acetic acidCASSELLA FARBWERKE MAINKUR AG·Filed 1982·Granted Sep 18, 1984·5 cites·10 claims
- 2050US5922089AMethod of dyeing polyester and polyester-containing textile materialsDYSTAR JAPAN LTD·Filed 1995·Granted Jul 13, 1999·4 cites·11 claims
- 2149US4430090AProcess for coloring organic solvents, mineral oil products, waxes, plastics and surface coatings with cyano-nitro-amino-azo dyesCASSELLA FARBWERKE MAINKUR AG·Filed 1982·Granted Feb 7, 1984·8 cites·13 claims
- 2248US5466791AMonoazo dyes, their preparation and useCASSELLA FARBWERKE MAINKUR AG·Filed 1994·Granted Nov 14, 1995·3 cites·15 claims
- 2347US5093307AUse of water-insoluble monoazo dyes of the formula iCASSELLA FARBWERKE MAINKUR AG·Filed 1990·Granted Mar 3, 1992·4 cites·9 claims
- 2447US4851012AMixtures of blue disperse monoazo dyestuffsCASSELLA FARBWERKE MAINKUR AG·Filed 1988·Granted Jul 25, 1989·3 cites·10 claims
- 2547US4406661AProcess for dyeing and printing synthetic, hydrophobic fibre material with dischargeable azo disperse dyeCASSELLA FARBWERKE MAINKUR AG·Filed 1982·Granted Sep 27, 1983·11 cites·5 claims
- 2643US5495004AMonoazo dispersed dye and mixtures containing them and the preparation and use thereofHOECHST MITSUBISHI KASEI COMPA·Filed 1993·Granted Feb 27, 1996·3 cites·18 claims
- 2743US5389109AProcess for the preparation of thermomigration-resistant dyeingsHOECHST MITSUBISHI KASEI·Filed 1992·Granted Feb 14, 1995·2 cites·19 claims
- 2842US5279621AHigh temperature dyeing of polyester and polyester-containing textile materials under alkaline conditionsCASSELLA AG·Filed 1992·Granted Jan 18, 1994·2 cites·19 claims
- 2942US4552953AWater-insoluble monoazo dyestuffs, their preparation and their useCASSELLA FARBWERKE MAINKUR AG·Filed 1982·Granted Nov 12, 1985·2 cites·6 claims
- 3041US4937325AProcess for dyeing and printing synthetic fibers with mixtures of monoazo dyestuffsCASSELLA FARBWERKE MAINKUR AG·Filed 1988·Granted Jun 26, 1990·7 cites·3 claims
- 3140US4420308AProcess for the production of reserve effects on polyester textiles and polyester/cellulose mixed fibre textiles: discharge printing with disperse azo dye with alkyl or alkoxy carbonyl, cyand and hydroxy phenyl groupCASSELLA FARBWERKE MAINKUR AG·Filed 1982·Granted Dec 13, 1983·8 cites·8 claims
- 3239US5428138ARed 2,6-dicyanophenylazo dyes and the preparation and use thereofCASSELLA AG·Filed 1993·Granted Jun 27, 1995·2 cites·11 claims
- 3338US4772292AMixture of yellow disperse dyestuffs containing pyridone disazo dyeCASSELLA FARBWERKE MAINKUR AG·Filed 1987·Granted Sep 20, 1988·7 cites·20 claims
- 3438US4582509AMixtures of monoazo dyestuffsCASSELLA FARBWERKE MAINKUR AG·Filed 1985·Granted Apr 15, 1986·7 cites·15 claims
- 3537US5639282AProcess for dyeing polyester and polyester-containing textile materialsDYSTAR JAPAN LTD·Filed 1995·Granted Jun 17, 1997·6 cites·12 claims
- 3635US5760197AHydroxyquinolone monoazo dyestuffs, their preparation and useDYSTAR JAPAN LTD·Filed 1996·Granted Jun 2, 1998·1 cites·12 claims
- 3735US4505856AAzo dyestuff dischargeable to whiteCASSELLA FARBWERKE MAINKUR AG·Filed 1983·Granted Mar 19, 1985·1 cites·3 claims
- 3834US5174791AProcess for dyeing and printing blend fabrics of polyester and natural fibre materials with disperse dye and polyether-polyester to inhibit soilins with disperse dyeCASSELLA FARBWERKE MAINKUR AG·Filed 1990·Granted Dec 29, 1992·3 cites·9 claims
- 3934US5102425AProcess for the dyeing and printing of blended fabrics made of polyester and natural fibre materials with cyano-hydroxy-methyl pyridone, azo disperse dye to reduce stainingCASSELLA FARBWERKE MAINKUR AG·Filed 1991·Granted Apr 7, 1992·4 cites·7 claims
- 4034US4985043AMixtures of monoazo dyes containing halogen and cyano substituentsCASSELLA FARBWERKE MAINKUR AG·Filed 1989·Granted Jan 15, 1991·5 cites·7 claims
- 4134US2003162951A1Yellow disperse dye mixtureFiled 2001·Application pending·0 cites
- 4233US5902356ATextile dye preparationsDYSTAR JAPAN LTD·Filed 1997·Granted May 11, 1999·3 cites·16 claims
- 4333US5216140AMonoazo dye and preparation and use thereofCASSELLA FARBWERKE MAINKUR AG·Filed 1992·Granted Jun 1, 1993·0 cites·1 claims
- 4433US4398913AProcess for producing discharge reserve prints on textile materialsCASSELLA FARBWERKE MAINKUR AG·Filed 1981·Granted Aug 16, 1983·2 cites·12 claims
- 4532US5244471AHigh temperature dyeing of polyester and polyester-containing textile materials in alkaline mediumCASSELLA AG·Filed 1992·Granted Sep 14, 1993·1 cites·20 claims
- 4632US5037962Aβ-modification of 1-(2,4-dinitro-6-chloro-phenylazo)-2-propionylamino-4-N-ethylamino-5-(2-methoxy-ethoxy)benzene, its preparation and its useCASSELLA AG·Filed 1989·Granted Aug 6, 1991·0 cites·1 claims
- 4731US5474579AMixtures of monoazo dyesHOECHST MITSUBISHI KASEI·Filed 1994·Granted Dec 12, 1995·1 cites·14 claims
- 4831US5248314AHigh temperature dyeing of polyester and polyester-containing textile materials with cyano group containing azo dyeHOECHST MITSUBISHI KASEI·Filed 1992·Granted Sep 28, 1993·1 cites·9 claims
- 4931US4908042AProcess for coloring cellulose on polyester with water-insoluble red mono-azo dyesBUEHLER ULRICH·Filed 1988·Granted Mar 13, 1990·2 cites·1 claims
- 5030US5288680AProcess for the preparation of finished dyeings which are fast to thermomigration: orange-dyed polyester fabricsCASSELLA FARBWERKE MAINKUR AG·Filed 1992·Granted Feb 22, 1994·1 cites·20 claims
Showing the top 50 of 60 patent records by PatentIndex Score.
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