Inventor · disambiguated record
Beat Henzi
Also filed as: HENZI BEAT
17 granted patents·77 citations·filing 1973–1993
92Inventor score
Top patents by PatentIndex Score
17 records- 0177US4225490AHeterocyclyl-azo-phenyl dyes having a cationic group linked through a branched alkylene chain to the nitrogen atom of the coupling component radicalSANDOZ LTD·Filed 1975·Granted Sep 30, 1980·9 cites·5 claims
- 0269US5420254ADisperse dyesSANDOZ LTD·Filed 1993·Granted May 30, 1995·11 cites·20 claims
- 0369US4048151ACationic dyes containing an optionally substituted bicyclic or polycyclic aryloxyalkyl groupSANDOZ LTD·Filed 1973·Granted Sep 13, 1977·7 cites·23 claims
- 0467US3980632ABasic azo dyes having a quaternized s-triazolo-[2,3-a]-pyrimidine diazo component radicalSANDOZ LTD·Filed 1974·Granted Sep 14, 1976·6 cites·24 claims
- 0563US5132411AAzo compounds having 2,4-disubstituted-3-halothienyl-5-diazo component radicals, dyeing processes therewith and substrates dyed therewithSANDOZ LTD·Filed 1990·Granted Jul 21, 1992·7 cites·19 claims
- 0661US4687842AMonoazo compounds having an imidazolium-2 group linked through an azo radical to a substituted phenyl groupSANDOZ LTD·Filed 1980·Granted Aug 18, 1987·6 cites·19 claims
- 0754US4072672ACationic dyes containing an aryloxy group linked through a bridging radical to a quaternized nitrogen atomSANDOZ LTD·Filed 1975·Granted Feb 7, 1978·4 cites·62 claims
- 0852US4728338AMixtures of at least one monoazo compound having a 2-cyano 4,6-dinitrophenyl diazo component radical and at least one monoazo compound having a 2-cyano-6-halo-4-nitrophenyl diazo component radical and their useSANDOZ LTD·Filed 1986·Granted Mar 1, 1988·4 cites·20 claims
- 0945US5679800A2-Amino-3,5,disubstituted-4-halothiophenes and processes for the synthesis thereofCLARIANT FINANCE BVI LTD·Filed 1992·Granted Oct 21, 1997·2 cites·20 claims
- 1042US4874392AMonoazo dyes having a substituted 1,4-phenylene coupling component radical having one C8-14 alkyl group or moietySANDOZ LTD·Filed 1987·Granted Oct 17, 1989·9 cites·20 claims
- 1141US4889535A4-Substituted benzothiazol-2-ylazo-N-c8-14-alkykl-N-(2'-cyanoethyl)anilines optionally having a 3-C1-4-alkyl groupSANDOZ LTD·Filed 1987·Granted Dec 26, 1989·2 cites·19 claims
- 1241US4244872ACoumarin dyestuffsSANDOZ LTD·Filed 1978·Granted Jan 13, 1981·1 cites·9 claims
- 1340US4288227ABasic phenoxazine dyestuffsSANDOZ LTD·Filed 1979·Granted Sep 8, 1981·2 cites·29 claims
- 1437US4432770ARapid dyeing of polyester fibers with a mixture of disperse dyesSANDOZ LTD·Filed 1982·Granted Feb 21, 1984·7 cites·20 claims
- 1533US4289693AAzo dyes having a quaternized heterocyclic diazo component radical and an optionally substituted aryloxyalkyl substituent on the amino group of the coupling component radicalSANDOZ LTD·Filed 1976·Granted Sep 15, 1981·0 cites·49 claims
- 1631US4085098AAzo dyes containing a heterocyclic ring having a quaternized nitrogen atom and at least one optionally substituted phenoxyalkyl or naphthyloxyalkyl substituentSANDOZ LTD·Filed 1973·Granted Apr 18, 1978·0 cites·20 claims
- 1730US4247457ACationic dyes containing an aryloxy group linked through a bridging radical to a quaternized nitrogen atomSANDOZ LTD·Filed 1977·Granted Jan 27, 1981·0 cites·60 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →