Issued Patents 2016
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9406454 | Arrangement of vacuum switching tubes in a load transfer switch | Klaus Hoepfl, Christian Kotz | 2016-08-02 |
| 9257246 | Stepping switch with vacuum switching tubes | Klaus Hoepfl | 2016-02-09 |
| 9251971 | On-load tap changer | Wolfgang Albrecht, Klaus Hoepfl | 2016-02-02 |