Inventor · Darmstadt, DE

Rolf Monsheimer

22Patents
9h-index
11Co-inventors
68Inventor score

Filing activity: Jan 9, 1974 → Jun 20, 1983

Most-cited inventions

PatentTitleAreaCited byStatus
US4220724A Method for treating raw materials containing collagen Chemistry; Metallurgy 25 Expired
US3986926A Method for preparing tannable pelts from animal skins and hides Emerging Cross-Sectional Technologies 23 Expired
US4314800A Method for treating pelts and leather Chemistry; Metallurgy 18 Expired
US4179333A Method for making water-soluble elastin hydrolyzates Human Necessities 15 Expired
US4220723A Enzymatic treatment of proteinaceous animal waste products Human Necessities 15 Expired
US4293647A Method of dissolving collagen-containing tissues Emerging Cross-Sectional Technologies 15 Expired
US3939040A Enzymatic bating method Chemistry; Metallurgy 14 Expired
US4294087A Enzymatic method for hair recovery with concurrent opening of hide structure Chemistry; Metallurgy 12 Expired
US3966551A Method for preparing tannable pelts from animal skins and hides Chemistry; Metallurgy 10 Expired
US4484924A Process for producing unhaired, storable hides and skins Chemistry; Metallurgy 7 Expired
US4443221A Tanning method Chemistry; Metallurgy 6 Expired
US4436624A CRT Method of converting and separating substances contained, dissolved or dissolvable in a carrier liquid Emerging Cross-Sectional Technologies 6 Expired
US4273876A Enzymatic bating method Chemistry; Metallurgy 5 Expired
US4344762A Soaking method Chemistry; Metallurgy 5 Expired
US4278432A Soaking method Chemistry; Metallurgy 5 Expired
US4210721A Method for dissolving collagen-containing skin tissues Emerging Cross-Sectional Technologies 4 Expired
US4398911A Tanning method Chemistry; Metallurgy 3 Expired
US4310328A Process for liming pelts of animal hides and skins Chemistry; Metallurgy 3 Expired
US4232123A Method for making water-soluble hydrolyzates of keratinaceous materials Human Necessities 3 Expired
US4351639A Process for liming pelts of animal hides and skins Chemistry; Metallurgy 2 Expired
US4314801A Soaking method Chemistry; Metallurgy 2 Expired
US4105402A Treatment of sulfide-limed pelts in acid baths Chemistry; Metallurgy 0 Expired

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