Inventor · Goldkronach, DE

Ralph Ostarek

9Patents
4h-index
21Co-inventors
53Inventor score

Filing activity: Feb 4, 1986 → Mar 22, 2000

Most-cited inventions

PatentTitleAreaCited byStatus
US5225465A Process for working up stabilized ABS polymers with recovery of unreacted monomers Chemistry; Metallurgy 14 Expired
US5112910A Mixtures of thermoplastic polymers in powder form Chemistry; Metallurgy 6 Expired
US6239225A Process for the manufacture of impact resistant modified polymers Chemistry; Metallurgy 5 Expired
US6417256B1 Polycarbonate-ABS moulding materials Chemistry; Metallurgy 4 Expired
US5266642A Process for the preparation of alpha-methylstyrene polymers Chemistry; Metallurgy 3 Expired
US6034169A Mixtures of aqueous polymer dispersions Chemistry; Metallurgy 2 Expired
US4626579A Process for the quasi-ionic polymerization of acrylic acid derivatives Chemistry; Metallurgy 2 Expired
US5981644A Method of producing ABS moulding compositions Chemistry; Metallurgy 1 Expired
US4801669A Process for the quasi-ionic polymerization of acrylic acid derivatives Chemistry; Metallurgy 0 Expired

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