Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7880399 | Ballast for at least one fluorescent high pressure discharge lamp, method for operating said lamp and lighting system comprising said lamp | — | 2011-02-01 |
| 7696699 | Lamp base for a high-pressure discharge lamp and corresponding high-pressure discharge lamp | Daniel Lerchegger | 2010-04-13 |
| 7671545 | Device and method for operating a high-pressure discharge lamp | — | 2010-03-02 |
| 7656099 | Circuit arrangement for operating high-pressure discharge lamps and operating method for a high-pressure discharge lamp | Gunther Hirschmann, Daniel Lerchegger | 2010-02-02 |
| 7378800 | Starting apparatus for a high-pressure discharge lamp and high-pressure discharge lamp having a starting apparatus and operating method for a high-pressure discharge lamp | Gunther Hirschmann | 2008-05-27 |