Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7069142 | Method for operating an internal combustion engine | Torsten Keller, Boris Koehler, Christian J. Schuler | 2006-06-27 |
| 7043351 | Method for operating an internal combustion engine | Alex Grossmann, Torsten Baumann, Torsten Keller, Boris Koehler, Bruno Zeyer | 2006-05-09 |