Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6813881 | Method of operating an internal combustion engine | Andreas Roth, Beate Rittmann, Holger Bellmann, Klaus Winkler | 2004-11-09 |
| 6761023 | Method for operating an internal combustion engine, in particular, of a motor vehicle | Eberhard Schnaibel, Holger Bellmann | 2004-07-13 |
| 6745559 | Method for operating and internal combustion engine, in particular of a motor vehicle | Eberhard Schnaibel, Erich Schneider, Andreas Blumenstock | 2004-06-08 |