Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10898842 | Filter element, in particular for gas filtration | Torsten Fritzsching, Pedro Miguel Pereira Madeira, Andreas Franz, Nadine Donauer, Martin Gruber +2 more | 2021-01-26 |
| 10898848 | Air filter for the interior air of cabins of vehicles, agricultural, construction, and work machines | Ina Woitoll, Joachim Stinzendoerfer, Angelika Gohle, Andreas Scope, Dieter Weiss | 2021-01-26 |