Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7825542 | Electrical power supply apparatus | Claus Köhler | 2010-11-02 |
| 7692334 | Photovoltaic system having a solar module | Claus Köhler | 2010-04-06 |
| 6854299 | Rotary speed control for a universal motor, in particular for a washing machine drive | Martin Weinmann | 2005-02-15 |