Issued Patents 2020
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10872740 | Electrical DC switching system | Stefan Valdemarsson | 2020-12-22 |
| 10734834 | Static transfer switch with resonant turn-off | Zhiguo Pan, Adil Oudrhiri, Yu Du | 2020-08-04 |
| 10665404 | Electrical DC switching system | Erik Johansson, Stefan Valdemarsson | 2020-05-26 |
| 10614979 | Arc chute with splitter plates interconnected by resistors | Stefan Valdemarsson | 2020-04-07 |