Inventor · Marl, DE

Rainer Elm

9Patents
3h-index
18Co-inventors
54Inventor score

Filing activity: Jun 24, 1980 → Aug 23, 2004

Most-cited inventions

PatentTitleAreaCited byStatus
US5412029A Protective material capable of application in molten form Chemistry; Metallurgy 24 Expired
US4409394A Supported silver catalysts mixed with promoter metal compounds for the production of ethylene oxide Emerging Cross-Sectional Technologies 4 Expired
US6353060B1 Aqueous binders based on polybutadiene Chemistry; Metallurgy 4 Expired
US4310442A Supported silver catalysts mixed with promoter metal compounds for the production of ethylene oxide Emerging Cross-Sectional Technologies 3 Expired
US7307186B2 Multistage continuous preparation of cycloaliphatic diisocyanates Chemistry; Metallurgy 2 Expired
US6218477A Aqueous binders based on polybutadiene Chemistry; Metallurgy 2 Expired
US6194613A Process for the continuous preparation of hydroxyalkylamides Chemistry; Metallurgy 2 Expired
US7339074B2 Multistage continuous preparation of cycloaliphatic diisocyanates Chemistry; Metallurgy 2 Expired
US7329776B2 Multistage continuous preparation of cycloaliphatic diisocyanates Chemistry; Metallurgy 2 Expired

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