Inventor · Bron, FR

Gilbert Chapelet

10Patents
5h-index
14Co-inventors
52Inventor score

Filing activity: Nov 27, 1974 → Oct 16, 1978

Most-cited inventions

PatentTitleAreaCited byStatus
US4139417A Lubricating oil compositions containing copolymers of olefins or of olefins and non-conjugated dienes with unsaturated derivatives of cyclic imides Chemistry; Metallurgy 42 Expired
US4092255A Novel lubricating compositions containing nitrogen containing hydrocarbon backbone polymeric additives Chemistry; Metallurgy 39 Expired
US4063010A Copolymers of olefins or of olefins and non-conjugated dienes with unsaturated derivatives of cyclic imides Chemistry; Metallurgy 14 Expired
US4170561A Lubricating compositions with lactam or thiolactam-containing copolymers Chemistry; Metallurgy 9 Expired
US4021207A Liquid hydrocarbon compositions of improved behavior in the cold and containing diene polymers Chemistry; Metallurgy 5 Expired
US4015952A Liquid hydrocarbon compositions of improved behavior in the cold and containing diene polymers Chemistry; Metallurgy 3 Expired
US4157975A Electrical insulators having increased resistance to partial discharges Electricity 3 Expired
US4188303A Polymeric electrical insulators having increased resistance to partial discharges containing metal chelates Emerging Cross-Sectional Technologies 1 Expired
US4191702A Preparation of alkyl or aralkyl thiosulfates Chemistry; Metallurgy 1 Expired
US4148845A Graft copolymers of copolymers of olefins or of olefins and non-conjugated dienes substrates with unsaturated derivatives of cyclic imides grafted thereon Chemistry; Metallurgy 0 Expired

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