Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 10774808 | Method of operating a wind turbine without grid connection and wind turbine | Wilhelm Janssen | 2020-09-15 | |
| 8007227 | Mechanical emergency brake for wind turbines and method for operating same | Peter Rogall | 2011-08-30 | $17,784,000 |
| 7985047 | Expandable line support for wind turbine | Jens Hennig | 2011-07-26 | $34,668,000 |
| 7956482 | Speed controlled pitch system | Jacob Johannes Nies, Peter Rogall, Axel Braicks, Stefan Rieken | 2011-06-07 | $30,046,000 |
| 7513742 | Pitch drive system for a wind turbine | Peter Rogall | 2009-04-07 | $54,126,000 |