Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6255806 | Supply device for power supply to an electronic unit in a semiconductor valve in a shunt-connected thyristor-switched capacitor | Bjorn Broo | 2001-07-03 |
| 5521526 | Method and a device for checking the condition of semiconductor valves | Krister Nyberg | 1996-05-28 |