Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6380675 | Metal halide discharge lamp with a long service life | Andreas Genz | 2002-04-30 |
| 5847510 | High pressure discharge bulb | Thomas Dittrich, Dieter Franke | 1998-12-08 |
| 5369334 | High-pressure discharge lamp with optimized discharge vessel | Clemens Barthelmes | 1994-11-29 |
| 5200669 | Elevated power high-pressure discharge lamp | Angus B. Dixon, Jorn Dierks, Jurgen Begemann | 1993-04-06 |