Inventor · Lyon, FR

Pierre Ledru

4Patents
2h-index
3Co-inventors
30Inventor score

Filing activity: Jun 23, 1971 → Apr 17, 1975

Most-cited inventions

PatentTitleAreaCited byStatus
US4035345A Thermosetting bis-imide compositions Emerging Cross-Sectional Technologies 31 Expired
US4057518A Process for the manufacture of heat resistant multicellular materials Chemistry; Metallurgy 6 Expired
US3954711A Thermosetting polymers from a polyimide and ammonia Chemistry; Metallurgy 2 Expired
US4004959A Unsaturated polyester with polyimide-ammonia prepolymers as thermosetting laminate Emerging Cross-Sectional Technologies 1 Expired

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