Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8912720 | Metal halide lamp with double arc tubes | Martin Fransson | 2014-12-16 |
| 8198814 | High pressure sodium lamp with a shielding member between two arc tubes | Björn Werner | 2012-06-12 |
| 7965038 | Cathode screen adapted to a compact fluorescent lamp | Folke Axelsson | 2011-06-21 |
| 7394199 | Homogeneous cathode unit | Folke Axelsson, Patrik Olsson | 2008-07-01 |