Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6328123 | Electrical drive for a wheel hub | Tobias Polascheck | 2001-12-11 |
| 5973217 | Method for processing recycled or scrap plastics | Horst Hastrich, Christian Hecka, Rolf Holighaus, Claus Strecker | 1999-10-26 |
| 5917102 | Device for depolymerizing used and waste plastics | Rolf Holighaus, Klaus Strecker, Dieter Ullrich, Christian Hecka | 1999-06-29 |
| 5849964 | Process for the processing of salvaged or waste plastic materials | Rolf Holighaus, Martin Rupp | 1998-12-15 |
| 5789636 | Process for recovering synthetic raw materials and fuel components from used or waste plastics | Rolf Holighaus, Claus Strecker | 1998-08-04 |
| 5463550 | Driving and braking control of vehicles equipped with a plurality of single wheel drive and brake modules | Joachim Korber, Fritz Frederich, Christian Günther | 1995-10-31 |
| 5166118 | Catalyst for the hydrogenation of hydrocarbon material | Klaus Kretschmar, Ludwig Merz, Jose Guitian, Julio Krasuk, Franzo Marruffo +1 more | 1992-11-24 |
| 5084079 | High-pressure hot separator | Heinz Frohnert, Werner Riedel, Edgar Muschelknautz | 1992-01-28 |
| 5064523 | Process for the hydrogenative conversion of heavy oils and residual oils, used oils and waste oils, mixed with sewage sludge | Klaus Kretschmar, Ludwig Merz | 1991-11-12 |
| 4983782 | Process for treating wastes and the like by low temperature carbonization and further processing of the low temperature carbonization oil | Ludwig Merz, Hans-Peter Wenning | 1991-01-08 |
| 4941966 | Process for the hydrogenative conversion of heavy oils and residual oils | Ludwig Merz | 1990-07-17 |
| 4851107 | Process for the hydrogenation of heavy and residual oils | Klaus Kretschmar, Ludwig Merz, Jose Guitian, Julio Krasuk, Franzo Marruffo | 1989-07-25 |
| 4836475 | Safety system on track guidance lines | Hubertus Christ, Herbert Mehren | 1989-06-06 |
| 4810365 | Hydrogenation of mineral oils contaminated with chlorinated hydrocarbons | Werner Dohler, Rolf Holighaus | 1989-03-07 |
| 4270405 | Steering mechanism with time derivation | Helmut Wulf, Peter Hauck | 1981-06-02 |