Inventor · Schifferstadt, DE

Ellen Dahlhoff

6Patents
1h-index
27Co-inventors
47Inventor score

Filing activity: Jul 15, 2004 → Dec 11, 2013

Most-cited inventions

PatentTitleAreaCited byStatus
US7393978B2 Method for producing ethylene-amines Chemistry; Metallurgy 16 Expired
US8772547B2 Method for producing 1-adamantyl trimethylammonium hydroxide Chemistry; Metallurgy 0 Active
US8455676B2 Process for preparing carboxylic esters by reactive distillation Emerging Cross-Sectional Technologies 0 Active
US8476463B2 Process for separating off fumaric acid and other minor components during the production of maleic anhydride Chemistry; Metallurgy 0 Active
US8436203B2 Purification of carboxylic esters by extractive distillation Chemistry; Metallurgy 0 Active
US9611191B2 Reactor for carrying out an autothermal gas-phase dehydrogenation Performing Operations; Transporting 0 Active

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