Karsten-Josef Idel
107Patents
18h-index
119Co-inventors
89Inventor score
Filing activity: May 2, 1975 → Jul 26, 2001
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4185009A | Branched, high-molecular weight thermoplastic polycarbonates | Emerging Cross-Sectional Technologies | 125 | Expired |
| US4334053A | Process for the preparation of aromatic polyesters and the use thereof for the production of injection molded articles, films and coatings | Chemistry; Metallurgy | 76 | Expired |
| US5034458A | Polycarbonates of substituted cyclohexylindenebisphenols | Chemistry; Metallurgy | 48 | Expired |
| US5576377A | Polymer moulding materials for producing a partial color change by laser energy, particularly for the production of colored markings | Performing Operations; Transporting | 45 | Expired |
| US5034457A | Thermoplastic blends containing polycarbonates based on substituted cyclohexylidenebisphenols | Chemistry; Metallurgy | 44 | Expired |
| US4208489A | Polycarbonate molding compositions with improved flame-repellency | Chemistry; Metallurgy | 34 | Expired |
| US5102971A | Soluble polyaromatic compounds | Chemistry; Metallurgy | 29 | Expired |
| US4822852A | High-impact dimensionally stable polyamide molding compositions | Chemistry; Metallurgy | 28 | Expired |
| US5216113A | Highly branched polyphosphonates | Chemistry; Metallurgy | 27 | Expired |
| US5010162A | Polycarbonate of alkyl cyclohexylidene bisphenol | Chemistry; Metallurgy | 27 | Expired |
| US6515044B1 | Method for producing highly viscous polyesters | Chemistry; Metallurgy | 25 | Expired |
| US5132154A | Polycarbonate mixtures in optical applications | Emerging Cross-Sectional Technologies | 24 | Expired |
| US5109076A | Polydiorganosiloxane/polycarbonate block cocondensates based on certain dihydroxydiphenylcycloalkanes | Chemistry; Metallurgy | 23 | Expired |
| US5010147A | High-strength polycarbonate mixtures | Chemistry; Metallurgy | 22 | Expired |
| US4381359A | Stabilized thermoplastic moulding compositions | Chemistry; Metallurgy | 21 | Expired |
| US4645825A | Fibres and filaments of polyarylene sulphides | Chemistry; Metallurgy | 20 | Expired |
| US5233037A | Production of caprolactam by thermal depolymerization of polyamide 6 | Chemistry; Metallurgy | 19 | Expired |
| US4212774A | Recovery of high-quality polycarbonate from polycarbonate scrap | Chemistry; Metallurgy | 18 | Expired |
| US4500702A | Anhydrous preparation of polyarylene sulfide in one vessel reaction system | Chemistry; Metallurgy | 15 | Expired |
| US4362864A | Process for the preparation of polyarylene sulphides | Chemistry; Metallurgy | 15 | Expired |
| US5066776A | Process for the manufacture of polyarylene sulphides | Chemistry; Metallurgy | 15 | Expired |
| US4760128A | Process for the preparation of high molecular weight, optionally branched polyarylene sulphide with monomercaptan compound | Chemistry; Metallurgy | 15 | Expired |
| US4525579A | Process for the production of optionally branched polyarylene sulphides with polyhalogenated polyaromatic compound | Chemistry; Metallurgy | 14 | Expired |
| US5021543A | Process for the production of bifunctional OH-terminated polyphenylene oxides with dipolar aprotic solvent | Chemistry; Metallurgy | 14 | Expired |
| US5310793A | Mixtures of polyalkylene terephthalates, new polycarbonates and/or polyester-carbonates and elastomers | Chemistry; Metallurgy | 13 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.