Manfred Patsch
97Patents
10h-index
82Co-inventors
81Inventor score
Filing activity: Aug 29, 1973 → Apr 24, 2002
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4451398A | Dyes containing imidazolymethylene groups | Emerging Cross-Sectional Technologies | 19 | Expired |
| US5200511A | Cholorotriazine dyes with two azo chromophores exhibiting further reactive groups | Chemistry; Metallurgy | 18 | Expired |
| US4517270A | Electrophotographic recording medium | Chemistry; Metallurgy | 18 | Expired |
| US5585518A | Hydroxyphenylureas | Chemistry; Metallurgy | 16 | Expired |
| US4846892A | Tetrachloroperylene-3,4,9,10-tetracarboxylic acid diimide pigment and its use | Chemistry; Metallurgy | 13 | Expired |
| US5276148A | Phenylazobenzenes or naphthylazobenzenes having a plurality of fiber-reactive groups | Chemistry; Metallurgy | 12 | Expired |
| US6129786A | Composite pigments based on polyalkylenepolyamine-modified nanoparticulate metal oxides and anionic dyes | Chemistry; Metallurgy | 12 | Expired |
| US6011140A | Reactive azo dyes with an aminonaphthalenesulfonic acid coupling component and intermediates therefor | Chemistry; Metallurgy | 10 | Expired |
| US5076831A | 1,8-napthalenedicarboximides as antidotes | Chemistry; Metallurgy | 10 | Expired |
| US5336800A | Mixed oxamides | Chemistry; Metallurgy | 10 | Expired |
| US4002653A | Manufacture of anthraquinone | Chemistry; Metallurgy | 9 | Expired |
| US5149789A | Reactive dyes with two or three nitrogen-containing haloheterocycles as reactive system | Chemistry; Metallurgy | 9 | Expired |
| US4055568A | Dyes of the coumarin series | Textiles; Paper | 9 | Expired |
| US4404389A | Thiazole containing coumarin compounds | Textiles; Paper | 8 | Expired |
| US5175262A | Doubled reactive dyes | Chemistry; Metallurgy | 7 | Expired |
| US5789557A | Reactive azo dyes with a coupler of the aminonaphthalene series | Chemistry; Metallurgy | 7 | Expired |
| US3978096A | Production of 1-chloroanthraquinone | Chemistry; Metallurgy | 6 | Expired |
| US5449762A | Phenylazo- or naphthylazobenzenes having thioether groups | Chemistry; Metallurgy | 6 | Expired |
| US5091516A | Phenyl- or naphthylazobenzenes with multiple reactive groups and intermediates therefor | Chemistry; Metallurgy | 6 | Expired |
| US5245020A | Reactive dyes with two or three nitrogen-containing haloheterocycles as reactive system | Chemistry; Metallurgy | 5 | Expired |
| US6120562A | Triazine derivatives as fixers in coloring and as cross-linking agents | Textiles; Paper | 5 | Expired |
| US4466899A | Dyes for use in liquid crystal mixtures | Chemistry; Metallurgy | 5 | Expired |
| US4212709A | Acidic nickel electroplating bath containing sulfobetaines as brighteners and levelling agents | Chemistry; Metallurgy | 5 | Expired |
| US4117019A | Manufacture of o-benzyltoluenes | Chemistry; Metallurgy | 5 | Expired |
| US4393005A | Cationic phthalocyanine dyes | Chemistry; Metallurgy | 5 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.