Inventor · Geispitzen, FR

Peter Michaelis

8Patents
6h-index
7Co-inventors
56Inventor score

Filing activity: Aug 22, 1978 → Aug 10, 2007

Most-cited inventions

PatentTitleAreaCited byStatus
US4217233A Epithio compounds as additives for lubricants Chemistry; Metallurgy 17 Expired
US5422415A Polyether polyol and polyurethane compositions protected against oxidation and core scorching Chemistry; Metallurgy 9 Expired
US5412008A Stabilized methylmethacrylate polymers Chemistry; Metallurgy 8 Expired
US5077321A Process for the preparation of polyurethane substances using specific stabilizer systems Chemistry; Metallurgy 8 Expired
US4260503A Mercaptan as an additive for lubricants Chemistry; Metallurgy 8 Expired
US5308899A Polyether polyol and polyurethane compositions protected against oxidation and core scorching Chemistry; Metallurgy 8 Expired
US7087753B2 Naphthyltriazines as stabilizers for organic material Chemistry; Metallurgy 2 Expired
US7476699B2 Amino- and hydroxysubstituted triphenyl-s-triazines as stabilizers Human Necessities 0 Active

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