Inventor · Dirmstein, DE

Hermann Ascherl

11Patents
3h-index
45Co-inventors
56Inventor score

Filing activity: Nov 5, 1997 → Nov 23, 2007

Most-cited inventions

PatentTitleAreaCited byStatus
US6635279B2 Active ingredient-containing floating forms comprising polyvinyl acetate and polyvinylpyrrolidone, their use and production Human Necessities 143 Expired
US5981798A Preparation of a crystalline solid from glycine-N,N-diacetic acid derivatives with sufficiently low hygroscopicity Chemistry; Metallurgy 19 Expired
US7413750B2 Process for producing solid oral dosage forms with sustained release of active ingredient Human Necessities 13 Expired
US7892644B2 Microscapsule powder Emerging Cross-Sectional Technologies 3 Active
US9061971B2 Method for purifying residues containing isocyanates Chemistry; Metallurgy 1 Active
US8524827B2 Method for the stabilization of polyvinylpyrrolidones Chemistry; Metallurgy 1 Active
US7776109B2 Method for producing acylphosphine oxide solids Chemistry; Metallurgy 0 Active
US8030485B2 Process for the preparation of pulverulent alkoxycarbonylaminotriazine Chemistry; Metallurgy 0 Active
US9480250B2 Production of solid solutions of pesticides by short-term superheating and rapid drying Human Necessities 0 Active
US8268350B2 Binders for tablets with high strength based on finely divided vinyllactam polymers, the production and use thereof Chemistry; Metallurgy 0 Active
US6693120B1 Spray drying of thrombin inhibitors Human Necessities 0 Expired

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