Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7365622 | Switching device combination for capacitive loads connected to direct voltage | Erkki Rajala, Mikael N{dot over (a)}hls, Simo Poyhonen, Martti Varpela, Markku Talja | 2008-04-29 |