Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8373291 | Wind park with voltage regulation of the wind energy systems and operating method | Heinz-Hermann Letas, Jens Fortmann | 2013-02-12 |
| 7989974 | Power control of a wind park | Jens Fortmann, Jens Altemark | 2011-08-02 |
| 7256508 | Wind farm | Jens Altemark, Björn Matzen | 2007-08-14 |
| 7256509 | Wind power plant comprising a rotor blade adjusting device | Karsten BRANDT | 2007-08-14 |