Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9264008 | Filter apparatus, a method for filtering harmonics in an electrical power transmission or distribution system, and such a system | Bernt Bergdahl, Mats Hyttinen, Peter Holmberg | 2016-02-16 |