Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11639765 | Fluid duct arrangement and connectors for a fluid duct | Dagmar Ruder, Deijang Yang | 2023-05-02 |
| 8080078 | Anti-snow module and air filter including same | Robert Zbiral, Dagmar Ruder | 2011-12-20 |
| 6761748 | Air filtration system | Thomas Sowden Reinhold, Manuel Aisa | 2004-07-13 |