Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10960735 | Cabin air filter and filter assembly | Torsten Fritzsching, Mario Rieger, Dominik Haider, Stephan Kessler | 2021-03-30 |
| 10737201 | Filter system and filter element | André Roesgen, Petra Skorpíková, Fabian Wagner, Frank Pflueger, Robert Hasenfratz +1 more | 2020-08-11 |
| 10561969 | Filter element having supporting elements, filter having a filter element, and filter housing of a filter | Nadine Sorger, Pascal Neef, Mario Rieger, Werner Blossey, Robert Hasenfratz +1 more | 2020-02-18 |
| 10391841 | Cabin air filter and filter assembly | Torsten Fritzsching, Mario Rieger, Dominik Haider, Stephan Kessler | 2019-08-27 |