Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7258718 | Filter element, particularly for cleaning combustion air | Klemens Dworatzek, Ralf Ohm | 2007-08-21 |
| 6599342 | Filter cartridge | Heinz Andress, Helmut Luka, Gerhard Mayer, Werner Blossey | 2003-07-29 |
| 5896846 | Fuel module | Sascha Bauer, Thomas Butz | 1999-04-27 |
| 5429101 | Oil separator for the gases of the crankcase of an internal-combustion engine | Heinz Wendt | 1995-07-04 |