Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5650603 | Earthing switch for metal-clad high-voltage switch gear insulated with compressed gas | Regina Tien Schmidt, Christian Pircher | 1997-07-22 |
| 5382765 | Grounding switch for a compressed-gas-insulated, metal-encased high-voltage switching system | Dieter Lorenz, Christian Pircher, Petra Geier, Helmut Holler | 1995-01-17 |