Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5782088 | Piston-type internal combustion engine having two groups of cylinders one of which being selectively inoperative and means for supplying exhaust gas to the catalytic converter of the inoperative group | Josef Gunther, Herbert Klein, Uwe Kleinecke, Wolfgang Oehler | 1998-07-21 |
| 5706790 | Arrangement for controlling the intake air flow of a supercharged internal combustion engine | Wolfgang Widmann | 1998-01-13 |