Inventor · Wittlich, DE

Norbert Roemer

2Patents
1h-index
4Co-inventors
30Inventor score

Filing activity: Dec 19, 1979 → Sep 4, 1981

Most-cited inventions

PatentTitleAreaCited byStatus
US4399236A Process for separating polyurethane hydrolyzates into polyether and diamine Emerging Cross-Sectional Technologies 2 Expired
US4282367A Process for the separation of polyurethane foam hydrolysates into polyol and diamine Emerging Cross-Sectional Technologies 1 Expired

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