Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7334319 | Method for opening the contact gap of a vacuum interrupter | Roman Renz | 2008-02-26 |
| 6864456 | Vacuum interrupter chamber with ring-shaped insulator | Johannes-Gerh Banghard, Klemens Fieberg, Michael Hahn, Werner Hartmann, Harald Kurzmann +4 more | 2005-03-08 |
| 5313030 | Vacuum switch | Roman Renz | 1994-05-17 |