Issued Patents All Time
Showing 76–100 of 119 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6524996 | Spinel monolith catalyst and preparation thereof | Michael Bender, Otto Kumberger | 2003-02-25 |
| 6455711 | Method for producing polytetrahydrofuran | Karsten Eller, Rainer Becker, Arthur Hohn, Heinz Rutter | 2002-09-24 |
| 6448457 | Method for hydrogenating carbonyl compounds | Detlef Kratz, Gerhard Schulz, Marc Walter, Manfred Sauerwald | 2002-09-10 |
| 6437206 | Catalyst and processes for the selective hydrogenation of unsaturated compounds in hydrocarbon streams | Gerald Meyer, Ekkehard Schwab, Peter Trubenbach, Hans-Joachim Muller | 2002-08-20 |
| 6410789 | Process for preparing aromatic polyamine mixtures | Rainer Becker, Karsten Eller, Hans-Werner Langensiepen | 2002-06-25 |
| 6362384 | Preparation of 1,2-dichloroethane | Ruprecht Meissner, Christian Walsdorff | 2002-03-26 |
| 6362312 | Catalyst and method for the production of polytetrahydrofuran | Karsten Eller, Heinz Rutter, Rainer Becker | 2002-03-26 |
| 6350717 | Catalyst and process for the selective hydrogenation of unsaturated compounds in hydrocarbon streams | Andrea Frenzel, Cristina Freire Erdbrugger, Ekkehard Schwab, Gerd Linden, Herbert Wanjek +1 more | 2002-02-26 |
| 6332614 | Method for playing poker games | — | 2001-12-25 |
| 6274700 | Catalyst and method for producing polytetrahydrofuran | Karsten Eller, Heinz Rutter, Rainer Becker | 2001-08-14 |
| 6252039 | Method for decoloring tetrahydrofuran polymers or copolymers | Rainer Becker, Karsten Eller | 2001-06-26 |
| 6211401 | Process for preparing polytetrahydrofuran | Karsten Eller, Christoph Sigwart, Rainer Becker, Klaus-Dieter Plitzko, Rolf Fischer +2 more | 2001-04-03 |
| 6201160 | Preparation of alcohols | Martin Brudermuller, Matthias Irgang, Martin Schmidt-Radde, Franz Merger, Tom Witzel +5 more | 2001-03-13 |
| 6196918 | Computer gaming system | Darrell Miers, Robert Reitzen, Bill Rommerdahl, Hein Hundal | 2001-03-06 |
| 6197979 | Method for producing polytetrahydrofuran with low color index | Rainer Becker, Karsten Eller, Heinz Rutter | 2001-03-06 |
| 6187957 | Preparation of amines | Gerald Meyer, Frank Funke, Gerhard Schulz, Detlef Kratz, Marc Walter | 2001-02-13 |
| 6177382 | Preparation of spinel extrudates | Otto Kumberger | 2001-01-23 |
| 6162758 | Process for dehydrogenating secondary cyclic alcohols | Franz Josef Brocker, Robert Markl | 2000-12-19 |
| 6162928 | Preparation of pyrroles | Joachim Wulff-Doring, Joachim Simon, Peter Wahl | 2000-12-19 |
| 6111147 | Process for preparing polytetrahydrofuran and derivatives thereof | Christoph Sigwart, Karsten Eller, Rainer Becker, Klaus-Dieter Plitzko, Rolf Fischer +2 more | 2000-08-29 |
| 6093677 | Catalyst for dehydrogenating 1,4-butanediol to .gamma.-butyrolactone | Hans Jochen Mercker, Frank-Friedrich Pape, Joachim Simon, Andreas Henne, Ulrich Kohler +3 more | 2000-07-25 |
| 6063939 | Process for preparing unsaturated cyclic ethers | Carsten Groning, Daniel Heineke, Heinz-Josef Kneuper, Gerhard Fritz | 2000-05-16 |
| 6057442 | Preparation of amines | Joachim Wulff-Doring, Johann-Peter Melder, Philipp Buskens, Guido Voit, Frank Funke | 2000-05-02 |
| 6013844 | Preparation of catechol monoethers and catechols | Daniel Heineke, Uwe Dingerdissen, Joachim Wulff-Doring | 2000-01-11 |
| 5976454 | Process for producing open-celled, inorganic sintered foam products | Hans-Josef Sterzel, Andreas Kleinke | 1999-11-02 |