Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11563385 | DC chopper for MMC cell with integrated chopper resistor | Ciprian Biris, Cem Özgür Gerçek, Lars Helle, Duy Duc Doan | 2023-01-24 |
| 11211878 | DC chopper for MMC cell with integrated chopper resistor | Ciprian Biris, Cem Özgür Gerçek, Lars Helle, Duy Duc Doan | 2021-12-28 |
| 10590914 | Controlled inrush current for converter-connected grid filter | Tusitha Abeyasekera, Duy Duc Doan, Gert Karmisholt Andersen, Lars Helle, Søren ANDERSEN +1 more | 2020-03-17 |
| 10447114 | Choke for interleaved switching | — | 2019-10-15 |
| 9500181 | Method for controlling a wind turbine including reversing an energy flow through a generator | — | 2016-11-22 |