Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9667133 | Black start of a multilevel voltage source converter | Lars Döfnäs, Rolf Ottersten, Patrik Sandquist, Roland Siljeström | 2017-05-30 |
| 8107266 | Converter for converting alternating voltage into direct voltage and conversely | Patrik Karlsson, Stellan Dahlgren, Per-Olov Hedblad | 2012-01-31 |