Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5729193 | Method of monitoring a vehicle interior | Ullrich Grasmann, Michael Bollerott, Bertram Bresser | 1998-03-17 |
| 5598141 | Method of monitoring a vehicle interior | Ullrich Grasmann, Michael Bollerott, Bertram Bresser | 1997-01-28 |