Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8816603 | Method for controlling the operation of an electronic converter, and a corresponding electronic converter, lighting system and software product | Filippo Branchetti, Alessandro Brieda, Paolo De Anna, Tobias Frost | 2014-08-26 |
| 8587201 | Emergency power supply circuit for dimmable electronic ballasts and related method | — | 2013-11-19 |
| 8247997 | Ballast with lamp filament detection | Naveen Yadlapalli | 2012-08-21 |
| 8212495 | Method for controlling a half-bridge circuit and corresponding half-bridge circuit | Bernd Rudolph | 2012-07-03 |
| 8212497 | Ballast with lamp-diagnostic filament heating, and method therefor | Naveen Yadlapalli | 2012-07-03 |
| 7034465 | Device for operating discharge lamps by means of a transformer with four windings, and a corresponding method | Siegfried Mayer, Harald Schmitt | 2006-04-25 |