Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8043012 | Seal arrangement and a brush seal for a wind turbine | Meng Gao, Yuanyuan Qiu | 2011-10-25 |
| 8007227 | Mechanical emergency brake for wind turbines and method for operating same | Patrick Achenbach | 2011-08-30 |
| 7956482 | Speed controlled pitch system | Jacob Johannes Nies, Patrick Achenbach, Axel Braicks, Stefan Rieken | 2011-06-07 |
| 7614850 | Apparatus for assembling rotary machines | — | 2009-11-10 |
| 7608939 | Methods and apparatus for assembling and operating monocoque rotary machines | Bharat Sampathkumaran Bagepalli, James P. Lyons | 2009-10-27 |
| 7600964 | Wind power plant and arrangement of bearings therefor | Martin Eilting | 2009-10-13 |
| 7513742 | Pitch drive system for a wind turbine | Patrick Achenbach | 2009-04-07 |