Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5629585 | High-pressure discharge lamp, particularly low-rated power discharge lamp, with enhanced quality of light output | Bernhard Altmann, Juergen Maier, Andreas Ponnier, Ralf Seedorf | 1997-05-13 |
| 5304892 | Double-ended high-pressure discharge lamp | Bernd Lewandowski, Dieter Franke, Walter Kiele, Joern Dierks | 1994-04-19 |