Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10483865 | Converters for wind turbine generators | Tusitha Abeyasekera, Duy Duc Doan, Lars Helle, John Godsk Nielsen, Søren ANDERSEN | 2019-11-19 |
| 9593669 | Hydraulic transmission methods and apparatus for wind turbines | Per Nielsen Lindholdt, Eik Herbsleb, Christian M. Nielsen, Hans Henrik Højsgaard, Peter Koldkjær +1 more | 2017-03-14 |
| 8198742 | Variable speed wind turbine with a doubly-fed induction generator and rotor and grid inverters that use scalar controls | Lars Helle, Leonard Schaier | 2012-06-12 |
| 8049352 | Apparatus and method for controlling the reactive power from a cluster of wind turbines connected to a utility grid | Lars Helle, Leonard Schaier | 2011-11-01 |
| 7966103 | Apparatus and method for operating a wind turbine under low utility grid voltage conditions | Lars Helle, Leonard Schaier | 2011-06-21 |