Inventor · Schifferstadt, DE

Rolf Steinberger

15Patents
7h-index
36Co-inventors
66Inventor score

Filing activity: Sep 28, 1976 → Apr 22, 2011

Most-cited inventions

PatentTitleAreaCited byStatus
US5331044A Low temperature impact resistant, easily flowing, thermoplastic polyurethane elastomer compositions, a process for their preparation and their use Chemistry; Metallurgy 29 Expired
US4091058A Manufacture of fibrids from poly(amide-imide) resins Textiles; Paper 18 Expired
US5237000A Impact modified thermoplastic polyurethane-polyester molding materials and preparation thereof Performing Operations; Transporting 16 Expired
US5216062A Thermoplastic polyurethane molding composition Chemistry; Metallurgy 15 Expired
US4655964A Conductive nylon molding materials Chemistry; Metallurgy 12 Expired
US4187143A Manufacture of fibrids from poly(amide-imide) resins Emerging Cross-Sectional Technologies 11 Expired
US5104924A Preparation of reinforced, impact-modified thermoplastic molding compositions Chemistry; Metallurgy 9 Expired
US6538075B1 Thermoplastic polyurethane Electricity 7 Expired
US4098640A Manufacture of paper-like and textile-like sheets Textiles; Paper 6 Expired
US7241854B2 Thermoplastic polyurethanes Chemistry; Metallurgy 4 Expired
USRE33315E Wholly aromatic mesomorphic polyester amide imides and the preparation thereof General 4 Expired
US4788272A Wholly aromatic mesomorphic polyester amide imides and the preparation thereof Chemistry; Metallurgy 3 Expired
US4574131A Preparation of high-impact nylon molding materials Chemistry; Metallurgy 2 Expired
US8318868B2 Isocyanate-containing thermoplastic polyurethane Performing Operations; Transporting 1 Active
US8680213B2 Thermoplastic polyurethanes Chemistry; Metallurgy 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.