Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10424864 | Patchboard | Ralph Hoppmann, Marcel Willems, Henning Vieregge, Holger Steinhage | 2019-09-24 |
| 10044119 | Terminal device having a busbar | Wjatscheslaw Janzen, Holger Steinhage, Andrea Goetze | 2018-08-07 |