Inventor · Leverkusen, DE

Peter Schwabe

20Patents
10h-index
25Co-inventors
71Inventor score

Filing activity: Oct 9, 1980 → Feb 23, 1999

Most-cited inventions

PatentTitleAreaCited byStatus
US4891400A Silicone molding compounds Chemistry; Metallurgy 27 Expired
US5077335A Optically clear silicone compositions Chemistry; Metallurgy 25 Expired
US4614758A Use of paraffin waxes or microwaxes for silicone pastes, and the packaging and use thereof Emerging Cross-Sectional Technologies 21 Expired
US5118290A Process for preparation of dental impressions Chemistry; Metallurgy 20 Expired
US4568707A Silicone pastes formulated with a structural viscosity for impression materials Chemistry; Metallurgy 19 Expired
US6218461A Silicone composition curing at room temperature and the use thereof Chemistry; Metallurgy 17 Expired
US5095045A Plastics which cure in a series of steps having urethane, urea, siloxane and acrylate groups Chemistry; Metallurgy 16 Expired
US4965295A Dimensionally stable impression compositions Chemistry; Metallurgy 14 Expired
US4384097A Contact lenses of methyl methacrylate copolymers Chemistry; Metallurgy 14 Expired
US4609687A Modified fillers for silicone dental pastes Chemistry; Metallurgy 14 Expired
US5179186A Photosetting impression materials Human Necessities 9 Expired
US5548002A Provisional luting materials Human Necessities 8 Expired
US4670053A Molding material and process for its preparation Human Necessities 8 Expired
US4544683A Inorganic-organic fixed-dressings and a process for their production Emerging Cross-Sectional Technologies 8 Expired
US5304239A Dental investment compounds in the form of a powder with improved flow properties Chemistry; Metallurgy 7 Expired
US5028638A Hybrid plastic filling material Emerging Cross-Sectional Technologies 7 Expired
US4737537A Colored silicone composition Chemistry; Metallurgy 7 Expired
US4695322A Dust-free alginate impression materials Human Necessities 6 Expired
US5925723A Catalyst/cross-linking agent compositions, a method for their preparation and their use Human Necessities 6 Expired
US5520726A Casting investment compounds Performing Operations; Transporting 0 Expired

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