Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9093921 | Insulation in a power transmission system | Dong-Her Wu, Per-Olof Hedblad | 2015-07-28 |
| 8736112 | Multi-terminal DC transmission system and method and means for control there-of | Kerstin Linden, Lars-Erik Juhlin, Per Holmberg | 2014-05-27 |
| 8044297 | Ground electrode | Gunnar Asplund, Lars Weimers, Jan Lundquist, Urban Astrom, Dan Karlsson | 2011-10-25 |
| 4259713 | High voltage direct current transmission | Lars-Erik Juhlin | 1981-03-31 |