Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5333108 | Drive slip control system | Ulrich Hessmert, Manfred Meissner, Reiner Folke | 1994-07-26 |
| 5117933 | Drive slip regulating system for a four-wheel drive vehicle | Alfred Sigl | 1992-06-02 |