Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12415155 | Round filter element | — | 2025-09-16 |
| 11958008 | Round filter element | — | 2024-04-16 |
| 11890558 | Filter system comprising a filter element and secondary element for closing a central tube | — | 2024-02-06 |
| 11634011 | Road vehicle having an ambient air purification device, ambient air purification device and filter element | Florian Keller, Andreas Pelz, Gunnar-Marcel Klein, Thilo Mueller, Christoph Schulz +1 more | 2023-04-25 |
| 11136948 | Multi-modal multi-media air filtration system | Anja Koronai | 2021-10-05 |
| 11130088 | Multi-modal multi-media air filtration system | Anja Koronai-Bauer, Rodrigo Reyes, Martin Lehmann, Tina Marie Davis, Matthew Currin | 2021-09-28 |
| 11065942 | Environmental air cleaning device, road vehicle having environmental air cleaning device, and filter element | Florian Keller, Andreas Pelz, Gunnar-Marcel Klein, Thilo Mueller, Christoph Schulz | 2021-07-20 |