Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5603476 | Filter holder in a motor vehicle | Helmut Merk, Alfred Jeckel | 1997-02-18 |
| 5360463 | Air filter assembly for heating or air-conditioning system | Markus Schollhorn | 1994-11-01 |
| 5195926 | Flap arrangement | — | 1993-03-23 |