Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9726146 | Assembly for fixing a rotor blade of a wind power plant | — | 2017-08-08 |
| 9112384 | Arrangement and method for avoiding stray currents in wind power plants | — | 2015-08-18 |
| 8952661 | Emergency power supply device | — | 2015-02-10 |
| 8933652 | Rotor-blade pitch controlling drive for a wind turbine | — | 2015-01-13 |
| 7235996 | Functionality test method | Joerg Middendorf | 2007-06-26 |
| 6921985 | Low voltage ride through for wind turbine generators | Wilhelm Janssen, Henning Luetze, Andreas Buecker, Till Hoffmann | 2005-07-26 |