Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8018156 | High-pressure discharge lamp having a ceramic discharge vessel | Wolfram Graser | 2011-09-13 |
| 7667406 | Electrode for metal halide lamp with ceramic discharge vessel | — | 2010-02-23 |
| 6469428 | Lamp with a mechanical base | Joachim Thiel, Ernst Muehlich | 2002-10-22 |