Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10898848 | Air filter for the interior air of cabins of vehicles, agricultural, construction, and work machines | Ina Woitoll, Joachim Stinzendoerfer, Angelika Gohle, Manfred Winter, Andreas Scope | 2021-01-26 |