Issued Patents 2016
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9531211 | Method for charging an intermediate circuit capacitor | Stefan Butzmann, Holger Fink | 2016-12-27 |
| 9431932 | Converter unit for an asynchronous machine | Joachim Fetzer, Stefan Butzmann, Holger Fink | 2016-08-30 |
| 9401614 | Method for controlling a battery, and battery for carrying out the method | Stefan Butzmann, Holger Fink | 2016-07-26 |
| 9238472 | Wheelset axle protection | Heiko Meyer, Hans Juergen Maerkl, Guntram Ruef, Robert Thiess, Jens Vollert | 2016-01-19 |