Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12228109 | Method for operating a wind turbine and a wind turbine | — | 2025-02-18 |
| 10502196 | Slip ring system for a wind turbine wind turbine and a method for producing electrical energy | Stephan Kluemper, Andre Langel, Xianglei Chen | 2019-12-10 |
| 9617976 | Systems and methods for increasing wind turbine power output | — | 2017-04-11 |
| 9447772 | Systems and methods for increasing wind turbine power output | — | 2016-09-20 |
| 9228568 | Methods for scheduling the replacement of wind turbine batteries and related systems | — | 2016-01-05 |
| 8839586 | Tower section and method for installing tower for wind turbine | Matthias Wiehn | 2014-09-23 |
| 8344533 | Use of pitch battery power to start wind turbine during grid loss/black start capability | — | 2013-01-01 |
| 8328514 | System and methods for determining a monitor set point limit for a wind turbine | Renjith Viripullan, Vijendra Singh Chauhan, Lothar Wittekind, Udo Ahmann | 2012-12-11 |
| 8294289 | Method for operating a wind turbine, method for determining the temperature of a permanent magnet and controller for a wind turbine | — | 2012-10-23 |
| 8008794 | Use of pitch battery power to start wind turbine during grid loss/black start capability | — | 2011-08-30 |
| 7514809 | Excitation voltage supply for synchronous generator used in a wind turbine, and method of starting a wind turbine having such excitation voltage supply | — | 2009-04-07 |
| 7276807 | Wind turbine dump load system and method | Henning Luetze, Peter Gauchel | 2007-10-02 |
| 7218012 | Emergency pitch drive power supply | — | 2007-05-15 |