Inventor · Cappenberg, DE

Bernd Neffgen

4Patents
3h-index
4Co-inventors
43Inventor score

Filing activity: Apr 1, 1975 → Aug 18, 1993

Most-cited inventions

PatentTitleAreaCited byStatus
US3993708A Elastic hardened epoxy resin polymers Chemistry; Metallurgy 23 Expired
US4435558A Hardenable urethane-epoxy resin mixtures Chemistry; Metallurgy 13 Expired
US5274012A Hydroxyl group-containing epoxy resin reacted with polyoxyalkylene (urethane)-isocyanate Chemistry; Metallurgy 6 Expired
US5314971A Urethane-modified polyoxyalkylene epoxy resins Chemistry; Metallurgy 3 Expired

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