Hermann Fuchs
26Patents
8h-index
20Co-inventors
75Inventor score
Filing activity: Nov 29, 1972 → Aug 29, 1996
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4134887A | Phenyl-azo-phenyl dyestuffs | Chemistry; Metallurgy | 20 | Expired |
| US4074967A | Dyestuff preparations for dyeing and printing natural and synthetic polyamide fibre materials | Emerging Cross-Sectional Technologies | 19 | Expired |
| US4036825A | Monoazo reactive dyestuffs | Chemistry; Metallurgy | 18 | Expired |
| US5132431A | Process for the continuous preparation of imidoperoxycarboxylic acids | Chemistry; Metallurgy | 18 | Expired |
| US4066638A | Water-soluble fiber reactive phenyl-azo-naphthyl dyestuffs containing two sulfo groups in the phenyl moiety | Chemistry; Metallurgy | 18 | Expired |
| US4430259A | Water-soluble disazo compounds suitable as fiber-reactive dyestuffs | Chemistry; Metallurgy | 11 | Expired |
| US4652634A | Water-soluble monoazo compounds containing a N-(sulfoalkyl)-aniline coupling component and a fiber-reactive group of the vinylsulfonyl series in the phenyl or benzothiazole diazo component, suitable as fiber-reactive dyestuffs | Chemistry; Metallurgy | 11 | Expired |
| US5208365A | Process for the preparation of 2,5-di(phenylamino)-terephthalic acid and its dialkyl esters in high purity | Chemistry; Metallurgy | 8 | Expired |
| US3951944A | Fiber-reactive, water-soluble disazo dyes containing an N-B-sulfoethylamide group | Chemistry; Metallurgy | 8 | Expired |
| US3939140A | Process for the preparation of a dyestuff consisting substantially of only unsymmetrical 1:2-chromium complex azo dyestuffs | Chemistry; Metallurgy | 7 | Expired |
| US5693867A | Process for isolating tetraphenylborates | Chemistry; Metallurgy | 6 | Expired |
| US4576755A | Water-soluble fibre-reactive phthalocyanine compounds | Chemistry; Metallurgy | 5 | Expired |
| US4118381A | 1:2 Cobalt complex phenol-acetoacetanilide benzene disazo dyestuffs | Textiles; Paper | 5 | Expired |
| US4992589A | Substituted phenyl hydroxyethyl sulfones, and process for their preparation | Chemistry; Metallurgy | 5 | Expired |
| US4052157A | Use of water-soluble disazo dyestuffs for dyeing or printing synthetic textile material of polyamide or polyurethane fibers | Emerging Cross-Sectional Technologies | 4 | Expired |
| US5600003A | Process for isolating tetraphenylborates | Chemistry; Metallurgy | 4 | Expired |
| US4372892A | Process for the preparation of 1-aminobenzene-5-.beta.-sulfatoethylsulfone-2,4-disulfonic acid, the 5-vinylsulfone compound and the alkali salts thereof | Chemistry; Metallurgy | 3 | Expired |
| US4534908A | Water-soluble disazo compounds and new bis-(aminophenoxy)-ethane compounds having fiber-reactive groups as the tetrazo components, and use of the disazo compounds as dyestuffs | Chemistry; Metallurgy | 3 | Expired |
| US4785098A | Water-soluble triphendioxazine compounds | Chemistry; Metallurgy | 3 | Expired |
| US4394310A | 1-Amino-2-sulfo-(4'-pyrazolonyl-phenyl)-aminoanthraquinone compounds and a process for their preparation | Chemistry; Metallurgy | 2 | Expired |
| US5347038A | Process of the preparation of 2,5-di-phenylamino-terephthalic acid and its dialkyl esters in a high purity | Chemistry; Metallurgy | 2 | Expired |
| US4113719A | 1:2-Cobalt-complex azo dyestuffs having an acetoacetylamino diphenylamino coupler | Chemistry; Metallurgy | 2 | Expired |
| US3930795A | Process for the level dyeing of wool | Emerging Cross-Sectional Technologies | 2 | Expired |
| US4145339A | Water-soluble 1:2-cobalt complex dyestuffs of an azomethine and of an azo compound | Chemistry; Metallurgy | 1 | Expired |
| US4194883A | Water-soluble disazo dyestuffs and process for coloring synthetic polyamide fibres with them | Chemistry; Metallurgy | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.