Inventor · Frankenthal (Pfalz), DE

Rudolf Ehrler

7Patents
3h-index
8Co-inventors
50Inventor score

Filing activity: May 25, 1994 → Jan 8, 2016

Most-cited inventions

PatentTitleAreaCited byStatus
US5994531A Cellulose ethers containing 2-propenyl groups and use thereof as protective colloids in polymerizations Chemistry; Metallurgy 29 Expired
US5554768A Substituted Succinimides Chemistry; Metallurgy 11 Expired
US5840882A Process for preparing cellulose ethers with recovery of alkali Chemistry; Metallurgy 4 Expired
US5739304A Process for the preparation of water-soluble aminoalkyl derivatives of polysaccharides Chemistry; Metallurgy 2 Expired
US6111011A Cellulose ethers containing butenyl groups and use thereof as protective colloids in polymerizations Chemistry; Metallurgy 0 Expired
US5747468A Cationic unsaturated saccharides and polymers prepared therefrom, and their use Human Necessities 0 Expired
US11453729B2 Reversibly crosslinked cellulose ethers and process for the production thereof by selective oxidation of vicinal OH groups Chemistry; Metallurgy 0 Active

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