Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6830274 | Cover for closing an opening in a wall | Steffen Burkhardt, Dietmar Preissler | 2004-12-14 |
| 6786520 | Motor vehicle bumper and motor vehicle | Steffen Burkhardt, Dietmar Preissler | 2004-09-07 |
| 6698808 | Motor vehicle bumper and motor vehicle | Steffen Burkhardt, Dietmar Preissler | 2004-03-02 |