Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6640774 | Method for operating a diesel engine | Thomas Betz, Marco Stotz, Ulrich Wiebicke | 2003-11-04 |
| 6631707 | Device for recirculating the exhaust gas of an internal combustion engine | Franz Bender, Jurgen Huter, Joachim Wiltschka | 2003-10-14 |