Inventor · Yvetot, FR

Andre Lepert

12Patents
7h-index
14Co-inventors
59Inventor score

Filing activity: Feb 27, 1975 → Jun 29, 1990

Most-cited inventions

PatentTitleAreaCited byStatus
US4068062A Polymerizing C.sub.5 and C.sub.6 olefins and diolefins with 3.degree. hydrocarbyl halide to produce narrow molecular weight petroleum resins having low softening points Chemistry; Metallurgy 27 Expired
US5236624A Dispersions and emulsions Emerging Cross-Sectional Technologies 20 Expired
US4078132A """Process for preparing petroleum resins having low softening points and narrow molecular weight ranges""" Chemistry; Metallurgy 20 Expired
US4650829A Novel hydrocarbon resins and their use in adhesives Chemistry; Metallurgy 12 Expired
US3987123A Petroleum resins Chemistry; Metallurgy 11 Expired
US4245075A Carene modified petroleum resins Emerging Cross-Sectional Technologies 10 Expired
US4130701A Petroleum resins containing vinyl norbornene or tetrahydroindene Chemistry; Metallurgy 9 Expired
US4623698A Tackifiers and their use in pressure sensitive adhesives Chemistry; Metallurgy 6 Expired
US4892905A Adhesive emulsion Chemistry; Metallurgy 5 Expired
US4636555A Petroleum resins and their production Chemistry; Metallurgy 4 Expired
US4766169A Tackifiers and their use in pressure sensitive adhesives Chemistry; Metallurgy 3 Expired
US5268399A Resin emulsions Chemistry; Metallurgy 3 Expired

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