Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6570307 | Optical radiator with anti-extraction lock | Bernd Ullrich | 2003-05-27 |
| 6107738 | Metal halide discharge lamp with improved socket and support | Bernd Ullrich, Michael Sander | 2000-08-22 |