Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9203290 | Pitch drive device for a wind power or hydroelectric power station | — | 2015-12-01 |
| 9086048 | Pitch drive device capable of emergency operation for a wind or water power plant | Lars Kauke | 2015-07-21 |
| 8044528 | Wind power facility having activation circuit for a speed-limited and voltage-source-protective operation of a pitch-drive series-wound motor at generator torques | — | 2011-10-25 |