Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8456075 | Fluorescent lamp for cold environments | — | 2013-06-04 |
| 7965038 | Cathode screen adapted to a compact fluorescent lamp | Mikael Severinsson | 2011-06-21 |
| 7394199 | Homogeneous cathode unit | Patrik Olsson, Mikael Severinsson | 2008-07-01 |
| 6614148 | Safety construction for tubular fluorescent lamp having spacer between electrode cover and inner surface of tube | Bo Sabel | 2003-09-02 |