Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6927355 | Circuit breaker | Per Olof Thuresson, Tomas Roininen, Stefan Valdermarsson | 2005-08-09 |
| 6473319 | Plant for transmitting electric power and a method for changing the direction of power transmission in such a plant | Bruno Halvarsson | 2002-10-29 |
| 6198641 | Plant for transmitting electric power including bidirectionally controlled thyristors (BCT) | Urban Astrom, Bruno Halvarsson | 2001-03-06 |
| 6141226 | HVDC transmission system with bidirectionally controlled thyristors | Bruno Halvarsson | 2000-10-31 |
| 6067238 | Method for reconstruction of a plant for transmitting electric power as well as such a plant | Bruno Halvarsson | 2000-05-23 |