Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6823657 | Regeneration of a NOx storage catalytic converter of an internal combustion engine | Ulrich-Dieter Standt | 2004-11-30 |
| 5661971 | Method for reducing pollutants in the exhaust gas of a multi-cylinder internal combustion engine | Wolfgang Wehling | 1997-09-02 |
| 5642708 | Method of modifying the motion of an output-varying control element | Axel Heinrich, Frank Schulze | 1997-07-01 |
| 4616617 | Method and arrangement for combustion chamber identification in an internal combustion engine | Istvan Geiger | 1986-10-14 |