Inventor · disambiguated record
Manfred Greve
Also filed as: GREVE MANFRED
8 granted patents·74 citations·filing 1976–1987
85Inventor score
Files withSANDOZ LTD8
Top patents by PatentIndex Score
8 records- 0193US4087244ADyeing and printing basic dyeable textile substrates with becationic disazo and trisazo dyes having optionally further substituted 6-hydroxy-4-methyl-3-N-pyridiniumpyridone-2-coupling component radicalsSANDOZ LTD·Filed 1976·Granted May 2, 1978·24 cites·18 claims
- 0282US4673735AAzo compounds having at least one 6-hydroxypyrid-2-one coupling component radical metal complexes thereof and intermediates thereforSANDOZ LTD·Filed 1984·Granted Jun 16, 1987·15 cites·13 claims
- 0376US4591635ASulfo group-free polyazo compounds containing at least two basic water-solubilizing groups in metal-free or metal complex formSANDOZ LTD·Filed 1983·Granted May 27, 1986·12 cites·15 claims
- 0475US4675388APolymeric azo compounds containing at least four cationic groupsSANDOZ LTD·Filed 1984·Granted Jun 23, 1987·11 cites·17 claims
- 0567US4780106AUse of metal-free azo _compounds having at least one _6-hydroxypyrid-2-one _coupling component radical and metal _complexes thereof for dyeing _substrates and substrates dyed therewithSANDOZ LTD·Filed 1987·Granted Oct 25, 1988·8 cites·24 claims
- 0645US4634764ANon-azo and azo compounds containing at least one 4,6-diamino-1-substituted-5-substituted carbamoylpyrid-2-one groupSANDOZ LTD·Filed 1983·Granted Jan 6, 1987·3 cites·12 claims
- 0738US4228072A1-(N-alkyl-n-benzyl or substituted benzyl-N-methyl(ammonium)alkyl)-3-cyano-4-alkyl-5-(alkyl-halo-phenyl)azo-6-hydroxypyridone-2 compoundsSANDOZ LTD·Filed 1977·Granted Oct 14, 1980·1 cites·20 claims
- 0829US4256635AOptionally further substituted 5-(2'- or 4'-phenoxyphenylazo)-6-hydroxypyridone-2 compounds containing a cationic group in the 1-positionSANDOZ LTD·Filed 1979·Granted Mar 17, 1981·0 cites·31 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →