Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8738192 | Methods for operating a wind turbine | Ulrich Uphues, Craig L. Christenson, Donald Rogers, Peter Alan Gregg, Henk-Jan Kooijman +2 more | 2014-05-27 |
| 8283798 | Method of controlling a wind energy system and wind speed sensor free wind energy system | Henk-Jan Kooijman | 2012-10-09 |
| 8235662 | Wind turbine metrology system | Ryan LeClair, Thomas P. Schmitt, Saskia G. Honoff, Clinton L. Williams, Donald Rogers +1 more | 2012-08-07 |
| 8192163 | Wiper for wind turbine blades | Rainer Arelt | 2012-06-05 |
| 8183707 | Method of controlling a wind energy system and wind speed sensor free wind energy system | Henk-Jan Kooijman | 2012-05-22 |
| 7823437 | Anemometer calibration method and wind turbine | Henk-Jan Kooijman, Donald Rogers | 2010-11-02 |
| 7363808 | Method, system and computer program product for nacelle wind speed correction | Frank T. Ormel, Alexander Donth, Clement Faucherre, Henning Luetze | 2008-04-29 |