Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9532417 | Method and converter for supplying current to series connection of LEDs | — | 2016-12-27 |
| 6753660 | Method and arrangement with control gear, and control gear | Yrjö Hartikka | 2004-06-22 |
| 6426598 | Control gear for fluorescent lamp | — | 2002-07-30 |