Issued Patents All Time
Showing 25 most recent of 67 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7102045 | Method for carrying out-CC-coupling reactions | Jurgen Krauter, Jörg Pietsch, Klaus Kohler, Roland Heidenreich | 2006-09-05 |
| 6747180 | Metal catalysts | Daniel Ostgard, Claus Rehren, Monika Berweiler, Gunter Stephani, Lothar Schneider | 2004-06-08 |
| 6593270 | Moldings based on pyrogenic silicon dioxide | Helmfried Krause, Hermanus Gerhardus Jozef Lansink Rotgerink, Oliver Feuer, Thomas Tacke | 2003-07-15 |
| 6573213 | Metal catalysts | Daniel Ostgard, Claus Rehren, Monika Berweiler, Gunter Stephani, Lothar Schneider | 2003-06-03 |
| 6472549 | Process for the production of propyl silanes functionalized in 3-position | Christoph Batz-Sohn, Rudolf Michel, Michael Albert, Ivo Vryens | 2002-10-29 |
| 6316646 | Process for the continuous catalytic transformation of organic compounds | Thomas Tacke, Stefan Röder, Inge Beul, Steffen Laporte | 2001-11-13 |
| 6207610 | Compacts based on pyrogenically produced silicon dioxide | Helmfried Krause, Hermanus Gerhardus Jozef Lansink Rotgerink, Thomas Tacke, Roland Burmeister | 2001-03-27 |
| 5959164 | Use of catalysts based on catalyst supports containing silicon dioxide for catalytic reactions under hydrothermal conditions | H. G. J. Lansink-Rotgerink, Heike Riedemann, Thomas Tacke, Helmfried Krause, Andreas Freund +1 more | 1999-09-28 |
| 5922900 | Process for producing carboxylic acid esters and catalysts therefor | Stefan Wieland | 1999-07-13 |
| 5912394 | Catalyst for the dehydrogenation of C.sub.6 -C.sub.15 paraffins and to a process for making such catalysts | Hans Lansink Rotgerink, Thomas Tacke, Reinhold Brand | 1999-06-15 |
| 5900386 | Shell catalysts, processes for their preparation and their use | Andreas Freund | 1999-05-04 |
| 5859275 | Process for the production of bis (silyorganyl) polysulphanes | Jorg Munzenberg, Matthias Prinz | 1999-01-12 |
| 5849657 | Catalyst for the dehydrogenation of C.sub.6 -C.sub.15 paraffins and to a process for making such catalysts | Hans Lansink Rotgerink, Thomas Tacke, Reinhold Brand | 1998-12-15 |
| 5734070 | Hardening of unsaturated fats, fatty acids or fatty acid esters | Thomas Tacke, Stefan Wieland, Martin Bankmann, Reinhold Brand, Hendrik Magerlein | 1998-03-31 |
| 5721016 | Process for the treatment of mineral building materials | Thomas Goebel, Stefan Wieland, Marion Langen, Klaus Zinsmeister, Ute Werner +1 more | 1998-02-24 |
| 5552474 | Aqueous solutions of organopolysiloxane-ammonium compounds, methods of their manufacture and use | Stefan Wieland | 1996-09-03 |
| 5484869 | Formed organosiloxane amine copolycondensates, method of their preparation and use | Stefan Wieland | 1996-01-16 |
| 5466767 | Shaped organosiloxane polycondensates, process for their preparation and use | Stefan Wieland, Horst Grethe | 1995-11-14 |
| 5438111 | Formed, polymeric transition-metal complex catalysts with organosiloxane diphenylphosphine ligands | Robert Gradl, Peter Kleinschmit | 1995-08-01 |
| 5403566 | Recovery of hydrogenation catalysts from solutions of hydrogenated nitrile rubber | Stefan Wieland, Hartmuth Buding, Werner Obrecht | 1995-04-04 |
| 5380791 | Method of producing sulfonated organosilicon compounds and coresponding aqueous solutions | Arno Jaenes, Thomas Goebel | 1995-01-10 |
| 5354831 | Shaped organopolysiloxanes containing sulfonate groups, a process for their production and their use | Peter Kleinschmit | 1994-10-11 |
| 5352791 | Hydrating or oxidizing process using a metal-containing, shaped organosiloxane amine copolycondensate catalyst | Stefan Wieland | 1994-10-04 |
| 5340895 | Formed, polymeric transition-metal complex catalysts with organosiloxane diphenylphosphine ligands | Robert Gradl, Peter Kleinschmit | 1994-08-23 |
| 5286885 | Process for preparing glycide by epoxidation using polymeric organosiloxane ammonium salts of oxoacids of the elements V, Nb, Ta, Mo, and W | Peter G. Goetz, Stefan Wieland, Gustaaf Goor, Rainer Siegmeier | 1994-02-15 |