Inventor

Hermann Springmann

4Patents
3h-index
2Co-inventors
36Inventor score

Filing activity: Apr 15, 1975 → Aug 12, 1983

Most-cited inventions

PatentTitleAreaCited byStatus
US3992443A Process for the carboxymethylation of alcohols or ether alcohols Chemistry; Metallurgy 17 Expired
US4625057A Process for the production of carboxymethylated alchols, ether alcohols, thioalcohols, or alkyl phenols Chemistry; Metallurgy 12 Expired
US4310473A Process for separating sulfuric acid from sulfoxidation output Chemistry; Metallurgy 4 Expired
US4288389A Process for separating sulfonic acids from the reaction products obtained when parafins are reacted with sulfur dioxide, oxygen and water in the presence of ultra-violet light Chemistry; Metallurgy 1 Expired

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