Inventor · disambiguated record
Gert Hegar
Also filed as: HEGAR GERT · HORN ULRICH
25 granted patents·226 citations·filing 1974–1989
96Inventor score
Top patents by PatentIndex Score
25 records- 0192US4359418AAmine salts of azo dyestuffs of the pyridone seriesCIBA GEIGY CORP·Filed 1981·Granted Nov 16, 1982·26 cites·6 claims
- 0289US4556706AHeavy metal-containing formazane dyes containing a fiber-reactive fluorotriazine groupCIBA GEIGY CORP·Filed 1980·Granted Dec 3, 1985·21 cites·7 claims
- 0389US4069218AWater-soluble fiber-reactive disazo dyestuffsCIBA GEIGY CORP·Filed 1976·Granted Jan 17, 1978·15 cites·2 claims
- 0488US4180664AProcess for improving the color yield and fastness properties of dyeings produced with anionic dyes on cellulose fibre material and cationic fibre-reactive compoundsCIBA GEIGY CORP·Filed 1977·Granted Dec 25, 1979·15 cites·15 claims
- 0587US4507236AFibre-reactive dyes, containing both chloro and fluoro triazine radicalsCIBA GEIGY CORP·Filed 1982·Granted Mar 26, 1985·17 cites·2 claims
- 0685US4261889AReactive dyestuffs, their manufacture and useCIBA GEIGY CORP·Filed 1978·Granted Apr 14, 1981·12 cites·24 claims
- 0784US4039523A3-Sulfoalkyl-6-hydroxy-pyrid-(2)-one-containing azo dyestuffsCIBA GEIGY AG·Filed 1974·Granted Aug 2, 1977·14 cites·6 claims
- 0883US4067864AFiber-reactive 2-hydroxy-pyrid-6-on-(3)-yl azo dyestuffsCIBA GEIGY AG·Filed 1975·Granted Jan 10, 1978·12 cites·3 claims
- 0983US4033943AFiber reactive water soluble 2,4,6-triamino, 3-cyano pyridine-(5) azo dyestuffsCIBA GEIGY CORP·Filed 1975·Granted Jul 5, 1977·13 cites·7 claims
- 1079US3994906A3-Sulphoalkyl-6-hydroxy-pyrid-(2)-onesCIBA GEIGY AG·Filed 1975·Granted Nov 30, 1976·9 cites·11 claims
- 1178US4066389ASulfophenylamino containing tetrareactive triazine disazo dyestuffs and dyestuff compositions thereofCIBA GEIGY CORP·Filed 1976·Granted Jan 3, 1978·10 cites·5 claims
- 1276US4092308A4-Sulphomethyl substituted hydroxypyridone azo dyestuffsCIBA GEIGY CORP·Filed 1976·Granted May 30, 1978·9 cites·4 claims
- 1373US4246670AProcess for improving the color yield and fastness properties of dyeings produced with anionic dyes on cellulose fibre material and cationic fibre-reactive compoundsCIBA GEIGY CORP·Filed 1979·Granted Jan 27, 1981·7 cites·17 claims
- 1473US4141890AAzo compounds having a 3-sulphomethyl-pyrazolone-(5) coupler componentCIBA GEIGY CORP·Filed 1976·Granted Feb 27, 1979·8 cites·3 claims
- 1572US4189576AProcess for monoacylating water-soluble organic amino compoundsCIBA GEIGY CORP·Filed 1977·Granted Feb 19, 1980·9 cites·8 claims
- 1671US4171955AProcess for improving the color yield and fastness properties of dyeings produced with anionic dyes on cellulose fibre material and fluorine-containing cationic compoundsCIBA GEIGY CORP·Filed 1977·Granted Oct 23, 1979·5 cites·14 claims
- 1771US4017477A3-Halogeno-6-hydroxy-pyridone-(2) azo dyestuffsCIBA GEIGY AG·Filed 1975·Granted Apr 12, 1977·8 cites·11 claims
- 1853US4906739AFibre-reactive azo dyes containing a monofluororotriazine groupCIBA GEIGY CORP·Filed 1989·Granted Mar 6, 1990·4 cites·4 claims
- 1950US4095943AProcess for the production of solutions of lower aliphatic carboxylic acid salts of cationic dyestuffsCIBA GEIGY CORP·Filed 1975·Granted Jun 20, 1978·3 cites·16 claims
- 2047US4225709AProduction of 2,4-difluoro-6-amino-s-triazineCIBA GEIGY AG·Filed 1979·Granted Sep 30, 1980·2 cites·5 claims
- 2139US4968783AAmino-fluoro-S-triazine disazo dyes of the H-acid seriesCIBA GEIGY CORP·Filed 1989·Granted Nov 6, 1990·1 cites·2 claims
- 2238US4866162AFiber-reactive fluoro-triazine containing dyestuffCIBA GEIGY CORP·Filed 1986·Granted Sep 12, 1989·1 cites·3 claims
- 2336US3988311ABasic azo dyestuffs containing a heterocyclic diazo component and a para-N-tertiary or quaternary heterocyclic amine alkylene amino benzene coupling componentCIBA GEIGY AG·Filed 1974·Granted Oct 26, 1976·1 cites·11 claims
- 2435US4028323AProcess for making azo compounds by coupling with nitrosated heterocyclic primary aminesCIBA GEIGY AG·Filed 1975·Granted Jun 7, 1977·1 cites·10 claims
- 2534US4906737AAzo dye of the pyridone series containing a fluoro-s-triazinyl fibre-reactive groupCIBA GEIGY CORP·Filed 1988·Granted Mar 6, 1990·3 cites·1 claims
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