Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7696699 | Lamp base for a high-pressure discharge lamp and corresponding high-pressure discharge lamp | Bernhard Sieβegger | 2010-04-13 |
| 7656099 | Circuit arrangement for operating high-pressure discharge lamps and operating method for a high-pressure discharge lamp | Gunther Hirschmann, Bernhard Sieβegger | 2010-02-02 |