Thomas Tacke
31Patents
14h-index
81Co-inventors
84Inventor score
Filing activity: Sep 11, 1989 → Dec 14, 2011
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5849657A | Catalyst for the dehydrogenation of C.sub.6 -C.sub.15 paraffins and to a process for making such catalysts | Chemistry; Metallurgy | 58 | Expired |
| US6232511A | Process for the production of 1,3-propanediol by hydrogenating 3-hydroxypropionaldehyde | Chemistry; Metallurgy | 38 | Expired |
| US5808136A | Catalyst, method of its production and its use for the production of vinyl acetate monomer | Performing Operations; Transporting | 38 | Expired |
| US5489563A | Platinum alloy catalyst for fuel cells and method of its production | Emerging Cross-Sectional Technologies | 31 | Expired |
| US8703451B2 | Method for the production of free carboxylic acids | Chemistry; Metallurgy | 30 | Active |
| US8809576B2 | Method for producing a free acid from the salt thereof | Chemistry; Metallurgy | 28 | Active |
| US5734070A | Hardening of unsaturated fats, fatty acids or fatty acid esters | Emerging Cross-Sectional Technologies | 28 | Expired |
| US4990266A | Process for removing the nitrite and/or nitrate content in water | Emerging Cross-Sectional Technologies | 25 | Expired |
| US8378127B2 | Method for producing 2,6-dioxabicyclo-(3.3.0)-octane-4,8-dione | Chemistry; Metallurgy | 21 | Active |
| US6207610A | Compacts based on pyrogenically produced silicon dioxide | Performing Operations; Transporting | 19 | Expired |
| US6316383A | Moldings based on silica | Emerging Cross-Sectional Technologies | 17 | Expired |
| US5122496A | Catalyst for removing the nitrite and/or nitrate content in water | Emerging Cross-Sectional Technologies | 14 | Expired |
| US5591873A | Formed copper catalyst for the selective hydrogenation of furfural to furfuryl alcohol | Performing Operations; Transporting | 14 | Expired |
| US8835691B2 | Process for homogeneously catalyzed, highly selective direct amination of primary alcohols with ammonia to primary amines with a high volume ratio of liquid phase to gas phase and/or high pressures | Chemistry; Metallurgy | 14 | Active |
| US6821922B1 | Supported catalyst for the production of vinyl acetate monomer | Performing Operations; Transporting | 14 | Expired |
| US6593270B1 | Moldings based on pyrogenic silicon dioxide | Performing Operations; Transporting | 11 | Expired |
| US6156933A | Supercritical hydrogenation | Emerging Cross-Sectional Technologies | 10 | Expired |
| US5981767A | Method of producing dry thioctic acid | Emerging Cross-Sectional Technologies | 8 | Expired |
| US8927773B2 | Process for the direct amination of secondary alcohols with ammonia to give primary amines | Chemistry; Metallurgy | 7 | Active |
| US8946463B2 | Process for the direct amination of alcohols using ammonia to form primary amines by means of a xantphos catalyst system | Chemistry; Metallurgy | 7 | Active |
| US6303840A | Alkylation reactions of aromatic subtrates | Emerging Cross-Sectional Technologies | 7 | Expired |
| US6316646A | Process for the continuous catalytic transformation of organic compounds | Chemistry; Metallurgy | 7 | Expired |
| US8981159B2 | Continuously operable method for producing carbonyl compounds by means of a catalyst containing a nitroxyl radical | Chemistry; Metallurgy | 6 | Active |
| US9315443B2 | Liquid cation exchanger | Chemistry; Metallurgy | 6 | Active |
| US6432869B1 | Moldings including pyrogenic mixed oxide and the use thereof | Performing Operations; Transporting | 5 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.