Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6754615 | Method of simulating the performance of a vehicle on a road surface | Stefan Germann, Harald Nonn, Wolfgang Kopecky, Georg Abler, Hai Xuan +2 more | 2004-06-22 |
| 4961476 | Arrangement for controlling the power transmission to at least two axles of a motor vehicle | Norbert Stelter, Ulrich Appt, Rolf Geiger, Klaus-Gerhard Wolpert, Stephan Lawitzki | 1990-10-09 |
| 4754835 | Control arrangement for four-wheel drive vehicles | Norbert Stelter, Matthias Dietz, Rainer Wuest | 1988-07-05 |