Inventor · Hochdorf-Assenheim, DE

Heinz Rutter

19Patents
7h-index
44Co-inventors
62Inventor score

Filing activity: Aug 23, 1996 → Mar 14, 2006

Most-cited inventions

PatentTitleAreaCited byStatus
US5773657A Hydrogenation of aromatic compounds in which at least one amino group is bonded to an aromatic nucleus Performing Operations; Transporting 25 Expired
US6821396B2 Process for fractionating water-containing crude amine mixtures from amine synthesis Emerging Cross-Sectional Technologies 18 Expired
US6986833B2 Process for fractionating water-containing crude amine mixtures from amine synthesis Emerging Cross-Sectional Technologies 16 Expired
US6455711B1 Method for producing polytetrahydrofuran Chemistry; Metallurgy 13 Expired
US7405327B2 Method for the continuous production of an amine Emerging Cross-Sectional Technologies 12 Expired
US5942645A Hydrogenation of aromatic compounds in which at least one hydroxyl group is bonded to an aromatic ring Chemistry; Metallurgy 12 Expired
US6197979A Method for producing polytetrahydrofuran with low color index Performing Operations; Transporting 7 Expired
US6362312B1 Catalyst and method for the production of polytetrahydrofuran Chemistry; Metallurgy 6 Expired
US6913674B2 Process for fractionating water-containing crude amine mixtures from amine synthesis Emerging Cross-Sectional Technologies 4 Expired
US6130360A Hydrogenation of alkinols using a catalyst containing macropores Chemistry; Metallurgy 3 Expired
US5962700A Butyrolactone-preparation process Chemistry; Metallurgy 3 Expired
US6274700A Catalyst and method for producing polytetrahydrofuran Chemistry; Metallurgy 2 Expired
US6583286B1 Method for hydrogenating unsaturated heterocyclic compounds Chemistry; Metallurgy 1 Expired
US7642382B2 Processes for preparing ethylamines Chemistry; Metallurgy 1 Active
US6072087A Method for producing carbonyl compounds Chemistry; Metallurgy 1 Expired
US6554966B1 Process for preparing essentially formic acid-free N-alkyl-N′-methylalkyleneureas Chemistry; Metallurgy 0 Expired
US6521767B1 Method for suspension hydrogenation of an anthraquinone compound in a special reactor in order to produce hydrogen peroxide Chemistry; Metallurgy 0 Expired
US6133482A Method for producing carbonyl compounds Chemistry; Metallurgy 0 Expired
US8193390B2 Method for the production of N,N-dimethylacetamide (DMAC) Chemistry; Metallurgy 0 Active

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