Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9543096 | On-load tap changer | Alfred Bieringer, Christian Hammer, Martin Pankofer, Andreas Stocker | 2017-01-10 |
| 9406434 | Distribution transformer for voltage regulation of local distribution networks | Alfred Bieringer, Christian Hammer, Martin Pankofer, Andreas Stocker | 2016-08-02 |