Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7506631 | Internal combustion engine | Frank Altenschmidt, Dietmer Bertsch, Uwe Schaupp, Dirk Voigtlaender | 2009-03-24 |
| 5799627 | Liquid cooled cylinder head for a multicylinder internal combustion engine | Erhard Rau | 1998-09-01 |
| 5730095 | Cast cylinder head of a multi-cylinder internal combustion engine | Eduard Zaiss, Gerhard Eisberg, Erwin Escherle, Erhard Rau | 1998-03-24 |
| 5720240 | Liquid cooled cylinder head | Erhard Rau | 1998-02-24 |
| 5253620 | Internal combustion engine adjustable valve gear | Karl Zeilinger | 1993-10-19 |