Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5596476 | Surge arrester with a mtal oxide resistor | Hans Leuschner | 1997-01-21 |
| 5594614 | Surge arrester | — | 1997-01-14 |
| 4754363 | Metal-encapsulated gas-insulated high-voltage installation with an overvoltage arrester | Egon Zemann | 1988-06-28 |