Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9616850 | Windscreen air distribution system | Alexander Zeller, Andreas Stieglitz, Patrick Hoerting | 2017-04-11 |
| 9011220 | Tractor cab heating and ventilating systems | Stefan Mayr, Alexander Zeller, Andreas Stieglitz | 2015-04-21 |
| 8728191 | Tractor cab air filter housings | Alexander Zeller, Stefan Mayr, Andreas Stieglitz | 2014-05-20 |
| 8580005 | Tractor cab air filter housings | Andreas Stieglitz, Alexander Zeller | 2013-11-12 |
| 8459727 | Tractor cabs | Stefan Mayr, Roland Pest, Andreas Stieglitz | 2013-06-11 |