Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11305216 | Filter device | Matthias Schwender, Edwin Koch, Daniel Kleemann, Alexander Nenno, Andre Schneider | 2022-04-19 |
| 6863758 | Method of assembling plastic filter element with plastic casing | Gerd Altmeyer, Harald Mees, Herbert Mohr | 2005-03-08 |