Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8369059 | Method for disturbance current compensation for an electrical system, and disturbance current compensation device | Stefan Wicki | 2013-02-05 |
| 7830112 | Method for operating a traction converter circuit for coupling to an electric DC voltage network | Beat Guggisberg | 2010-11-09 |
| 7064460 | Method for balancing a three-point DC intermediate circuit, and an apparatus for carrying out the method | Ralf Baechle | 2006-06-20 |
| 6788034 | Method for operating a transformer from a drivable voltage source, as well as an apparatus for carrying out the method | Claes Hillberg | 2004-09-07 |