Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7163071 | Method for operating a non-railbound land vehicle with a combustion engine-generator unit and an electric drive motor and corresponding vehicle | Werner Weck, Peter Ehrhart | 2007-01-16 |
| 6959237 | Electric drive system, especially for vehicles | Peter Ehrhart, Werner Weck | 2005-10-25 |
| 4452083 | Ultrasonic diagnosis device | Hans Brettel, Wolfgang Dietz, Ulrich Roder, Wilhelm Waidelich | 1984-06-05 |
| 4386612 | Ultrasonic transmitter | Ulrich Roder, Harald Seidlitz | 1983-06-07 |