Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9916953 | Clapper armature with curved pole face | Hans Weichert | 2018-03-13 |
| 8681466 | Magnetic core coupling in a current transformer with integrated magnetic actuator | Jeffrey R. Annis, Hans Weichert, Sandro Liberto, Beat Villiger | 2014-03-25 |