Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10871143 | Vertical axis wind turbine and method for operating such a turbine | Karl Bahnmüller | 2020-12-22 |
| 10132293 | Vertical axis wind turbine and method for operating such a turbine | Karl Bahnmüller | 2018-11-20 |
| 5601792 | Cleaning exhaust gases from combustion installations | Axel Hartenstein, Michael Hug | 1997-02-11 |
| 5431893 | Cleaning exhaust gases from combustion installations | Axel Hartenstein, Michael Hug | 1995-07-11 |