Joachim Wulff-Doring
36Patents
13h-index
74Co-inventors
80Inventor score
Filing activity: Jan 17, 1995 → Jan 12, 2006
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6906228B2 | Method for catalytic hydrogenation on rhenium-containing active carbon carrier catalysts | Chemistry; Metallurgy | 157 | Expired |
| US7084312B1 | Catalyst and method for hydrogenating carbonyl compounds | Chemistry; Metallurgy | 120 | Expired |
| US5958825A | Catalysts for the amination of alkylene oxides, alcohols, aldehydes and ketones | Performing Operations; Transporting | 50 | Expired |
| US6204417A | Method for producing aliphatic alcohols | Performing Operations; Transporting | 43 | Expired |
| US6057442A | Preparation of amines | Emerging Cross-Sectional Technologies | 28 | Expired |
| US6525222B2 | Process for preparing amines | Chemistry; Metallurgy | 28 | Expired |
| US5916838A | Catalysts for the amination of alkylene oxides, alcohols, aldehydes and ketones | Performing Operations; Transporting | 26 | Expired |
| US6020501A | Process for preparing phthalides | Chemistry; Metallurgy | 24 | Expired |
| US6034029A | Monoclinic zirconium dioxide having a large surface area | Chemistry; Metallurgy | 23 | Expired |
| US5733838A | Process for the production of a hydrogenation catalyst | Chemistry; Metallurgy | 16 | Expired |
| US6924248B2 | Catalyst system for carrying out olefin polymerization comprising a calcined hydro-talcite serving as a supporting material | Emerging Cross-Sectional Technologies | 16 | Expired |
| US6262317A | Process for preparing 1,4-butanediol by catalytic hydrogenation of 1,4-butinediol | Performing Operations; Transporting | 16 | Expired |
| US6140545A | Preparation of alcohols | Chemistry; Metallurgy | 15 | Expired |
| US6417353B1 | Preparing amines | Chemistry; Metallurgy | 12 | Expired |
| US7019089B2 | Suspended chrome catalyst containing titanium and the use thereof for producing ethylene homopolymers and copolymers | Chemistry; Metallurgy | 11 | Expired |
| US6013844A | Preparation of catechol monoethers and catechols | Chemistry; Metallurgy | 11 | Expired |
| US7094724B2 | Catalytic solid supported on calcined hydrotalcite for olefinic polymerisation | Emerging Cross-Sectional Technologies | 5 | Expired |
| US6765118B2 | Method for the production of alcohols on rhenium-containing activated charcoal supported catalysts | Chemistry; Metallurgy | 4 | Expired |
| US6284932A | Method for producing alcohols containing cycloaliphatic groups | Chemistry; Metallurgy | 4 | Expired |
| US6046359A | Catalysts for the amination of alkylene oxides, alcohols, aldehydes and ketones | Performing Operations; Transporting | 3 | Expired |
| US5679869A | Preparation of aldehydes | Chemistry; Metallurgy | 2 | Expired |
| US7553916B2 | Loop reactor with varying diameter for olefin polymerization | Emerging Cross-Sectional Technologies | 2 | Expired |
| US5663438A | Preparation of cyclic amines | Chemistry; Metallurgy | 2 | Expired |
| US6429339B1 | Method for producing cyclopentanone | Chemistry; Metallurgy | 2 | Expired |
| US5840986A | Preparation with heterogeneous catalysis of N-alkyl-substituted aminoalkynes | Chemistry; Metallurgy | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.