Inventor · Marburg, DE

Wilhelm Risse

8Patents
4h-index
11Co-inventors
54Inventor score

Filing activity: Dec 30, 1983 → Mar 9, 2012

Most-cited inventions

PatentTitleAreaCited byStatus
US5705503A Addition polymers of polycycloolefins containing functional substituents Chemistry; Metallurgy 45 Expired
US4677185A Process for the preparation of bifunctional polyphenylene oxide Chemistry; Metallurgy 42 Expired
US4521584A Process for the production of bifunctional polyphenylene ethers Chemistry; Metallurgy 19 Expired
US4487918A Process for the production of bifunctional polyphenylene ethers Chemistry; Metallurgy 10 Expired
US4769423A Block copolymers of optionally substituted poly(oxy-1,4-phenylene) segments and liquid crystalline segments Emerging Cross-Sectional Technologies 4 Expired
US4801657A Process for producing polyarylethers by forming an alkylated intermediate Chemistry; Metallurgy 1 Expired
US9980503B2 Chewing gums and gum bases comprising multi-block copolymers Chemistry; Metallurgy 0 Active
US6169153A Polymerization of cyclopentadiene using cationic palladium complexes Performing Operations; Transporting 0 Expired

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