Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6356040 | Arrangement for determining the state of a high-pressure gas discharge lamp on switching-on | Karl-Heinrich Preis, Stefan Koch, Ernst Damerau | 2002-03-12 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6356040 | Arrangement for determining the state of a high-pressure gas discharge lamp on switching-on | Karl-Heinrich Preis, Stefan Koch, Ernst Damerau | 2002-03-12 |