Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7385310 | Electronic ballasts which can be connected in parallel on the basis of the type of lamp | Ulrich Klipstein | 2008-06-10 |
| 7053564 | Ballast for a discharge lamp | Ulrich Klipstein, Norbert Unzner | 2006-05-30 |
| 6429593 | Lighting device | Klaus-Dieter Stegmaier | 2002-08-06 |