Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9214872 | Method for actuating the switching transistors of a rectifier | Gerhard Koelle, Benno Koeppl | 2015-12-15 |
| 8749206 | Circuit and method for de-energizing a field coil | Benno Koeppl, Frank Auer | 2014-06-10 |
| 8487592 | Circuit and method for de-energizing a field coil | Benno Koeppl, Frank Auer | 2013-07-16 |