Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9137861 | Circuit for the operation of at least one LED | Michael Zimmermann, Alexander Barth, Markus Mayrhofer | 2015-09-15 |
| 9060406 | Power regulation of LED by means of an average value of the LED current and bidirectional counter | Eduardo Pereira, Michael Zimmermann, Alexander Barth, Markus Mayrhofer | 2015-06-16 |
| 8803450 | Digital control circuit of an operating device for lamps | Stefan Zudrell-Koch | 2014-08-12 |
| 8664896 | Error detector in an operating device for lighting devices | Stefan Zudrell-Koch | 2014-03-04 |
| 8482211 | Circuit for the operation of at least one LED | Michael Zimmermann, Alexander Barth, Markus Mayrhofer | 2013-07-09 |