Inventor · Cologne, DE

Friedhelm Pilger

3Patents
2h-index
6Co-inventors
27Inventor score

Filing activity: Apr 10, 1987 → Jan 11, 1988

Most-cited inventions

PatentTitleAreaCited byStatus
US4772639A Process for the production of molded polyurethane parts Chemistry; Metallurgy 15 Expired
US4919878A Process for the production of polyurethane-and/or polyurea-based moldings Emerging Cross-Sectional Technologies 14 Expired
US4746681A Molded polyurea articles and a process for the production thereof Emerging Cross-Sectional Technologies 2 Expired

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