Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10219334 | Circuit arrangement for operating semiconductor light sources | Olaf Busse, Alfons Lechner, Siegfried Mayer, Christof Schwarzfischer | 2019-02-26 |
| 8319453 | Electronic operating device having an output network for operating at least one discharge lamp | — | 2012-11-27 |
| 8213148 | Double-sided printed circuit board comprising a strip conductor safety fuse | Günther Casper | 2012-07-03 |
| 8134297 | Ballast for a discharge lamp with adaptive preheating | Olaf Busse, Markus Heckmann, Reinhard Lecheler, Alfons Lechner, Siegfried Mayer +7 more | 2012-03-13 |
| 7786683 | Circuit arrangement and method for operating at least one electric lamp and at least one LED | Olaf Busse, Markus Heckmann, Reinhard Lecheler, Alfons Lechner, Siegfried Mayer +7 more | 2010-08-31 |
| 7327094 | Circuit arrangement and method for operating at least one electric lamp | Olaf Busse, Markus Heckmann, Reinhard Lecheler, Alfons Lechner, Siegfried Mayer +7 more | 2008-02-05 |
| 7309963 | Smoothing circuit for improving EMC | Olaf Busse, Markus Heckmann, Reinhard Lecheler, Alfons Lechner, Siegfried Mayer +7 more | 2007-12-18 |
| 6700768 | Fuse housing | — | 2004-03-02 |