Inventor · Krefeld, DE

Klaus Nollen

4Patents
4h-index
8Co-inventors
39Inventor score

Filing activity: Jun 16, 1980 → Apr 16, 1986

Most-cited inventions

PatentTitleAreaCited byStatus
US4620879A Iron oxide yellow pigments having a low silking effect and a process for production thereof Chemistry; Metallurgy 11 Expired
US4318844A Inorganic pigments with improved gloss and distribution in lacquer binders Chemistry; Metallurgy 10 Expired
US4318843A Inorganic pigments with improved gloss and good distribution in lacquer binders Chemistry; Metallurgy 9 Expired
US4698100A Iron oxide yellow pigments having a low silking effect and a process for production thereof Chemistry; Metallurgy 7 Expired

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