Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5991148 | Metal-enclosed gas-insulated switchgear assembly | Piero Tecchio | 1999-11-23 |
| 5589674 | Metal-encapsulated, gas-insulated switching installation | Ernst Berger, Herbert Schifko, Piero Tecchio | 1996-12-31 |
| 5578804 | Metal-enclosed gas-insulated switching installation | Ernst Berger, Herbert Schifko, Piero Tecchio | 1996-11-26 |
| 5578805 | Metal-enclosed gas-filled switchgear units | Ernst Berger | 1996-11-26 |