Manfred Greve
8Patents
4h-index
4Co-inventors
46Inventor score
Filing activity: Jun 29, 1976 → Jun 10, 1987
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4087244A | Dyeing 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 radicals | Emerging Cross-Sectional Technologies | 16 | Expired |
| US4591635A | Sulfo group-free polyazo compounds containing at least two basic water-solubilizing groups in metal-free or metal complex form | Textiles; Paper | 11 | Expired |
| US4675388A | Polymeric azo compounds containing at least four cationic groups | Textiles; Paper | 11 | Expired |
| US4673735A | Azo compounds having at least one 6-hydroxypyrid-2-one coupling component radical metal complexes thereof and intermediates therefor | Textiles; Paper | 8 | Expired |
| US4634764A | Non-azo and azo compounds containing at least one 4,6-diamino-1-substituted-5-substituted carbamoylpyrid-2-one group | Textiles; Paper | 3 | Expired |
| US4780106A | Use 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 therewith | Textiles; Paper | 2 | Expired |
| US4228072A | 1-(N-alkyl-n-benzyl or substituted benzyl-N-methyl(ammonium)alkyl)-3-cyano-4-alkyl-5-(alkyl-halo-phenyl)azo -6-hydroxypyridone-2 compounds | Chemistry; Metallurgy | 1 | Expired |
| US4256635A | Optionally further substituted 5-(2'- or 4'-phenoxyphenylazo)-6-hydroxypyridone-2 compounds containing a cationic group in the 1-position | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.