Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6462295 | High-voltage power circuit breaker comprising an insulating nozzle | Hartmut Knobloch | 2002-10-08 |
| 4906935 | Method and equipment for vacuum monitoring in vacuum switching tubes | Ruediger Hess, Wilfried Kuhl, Leonhard Klug, Wolfgang Schilling, Peter Trentin +2 more | 1990-03-06 |