Michael Portugall
42Patents
12h-index
48Co-inventors
77Inventor score
Filing activity: Jul 19, 1979 → May 5, 1997
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4293435A | Liquid-crystalline polymer phase having a cholesteric structure, processes for its preparation and its use | Chemistry; Metallurgy | 102 | Expired |
| US4631328A | Polymers containing mesogenic groups and dye radicals in the side chains | Chemistry; Metallurgy | 76 | Expired |
| US5264533A | Benzophenone derivatives and their preparation | Emerging Cross-Sectional Technologies | 52 | Expired |
| US5389699A | (Meth)acrylate copolymer based UV-crosslinkable materials | Emerging Cross-Sectional Technologies | 35 | Expired |
| US5100948A | Aqueous formulations suitable as sealing compounds of adhesives for ceramic tiles | Chemistry; Metallurgy | 31 | Expired |
| US5744540A | Aqueous polymer emulsion | Chemistry; Metallurgy | 30 | Expired |
| US5352720A | Aqueous polymer dispersion containing a polydisperse particle size distribution | Chemistry; Metallurgy | 24 | Expired |
| US5350787A | Aqueous polymer dispersion | Chemistry; Metallurgy | 20 | Expired |
| US4801676A | Fully aromatic thermotropic polyester imide | Chemistry; Metallurgy | 17 | Expired |
| US4868235A | Thermoplastic molding materials | Chemistry; Metallurgy | 15 | Expired |
| US4665150A | Epoxy resin mixtures | Chemistry; Metallurgy | 15 | Expired |
| US4722993A | Wholly aromatic mesomorphic polyester amides and the preparation thereof | Chemistry; Metallurgy | 13 | Expired |
| US4749769A | Fully aromatic mesomorphic polyesters and their preparation | Chemistry; Metallurgy | 12 | Expired |
| US5496882A | Aqueous polymer dispersion | Chemistry; Metallurgy | 12 | Expired |
| US6031038A | Aqueous polymer emulsion | Emerging Cross-Sectional Technologies | 12 | Expired |
| US5442006A | Aqueous polymer dispersion having a wide particle size distribution | Chemistry; Metallurgy | 12 | Expired |
| US5340859A | Aqueous polymer dispersion | Chemistry; Metallurgy | 11 | Expired |
| US4802061A | Microelectronic components and thick-film hybrid circuits | Emerging Cross-Sectional Technologies | 11 | Expired |
| US5498655A | Aqueous polymer dispersion | Chemistry; Metallurgy | 10 | Expired |
| US4797465A | Wholly aromatic mesomorphic polyether esters and the preparation thereof | Chemistry; Metallurgy | 10 | Expired |
| US4752630A | Thermoplastic polymer materials containing molecular inorganic reinforcing fibers | Chemistry; Metallurgy | 10 | Expired |
| US4751128A | Fully aromatic thermotropic polyesters | Chemistry; Metallurgy | 9 | Expired |
| US4731432A | Completely aromatic polyesters and their preparation | Chemistry; Metallurgy | 8 | Expired |
| US4762906A | Wholly aromatic mesomorphic polyether ester imide and the preparation thereof | Chemistry; Metallurgy | 8 | Expired |
| US5426146A | Aqueous polymer dispersion | Chemistry; Metallurgy | 8 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.