Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4935588 | Contact arrangement for vacuum switches with axial magnetic fields | Ruediger Hess, Horst Kippenberg, Wilfried Kuhl, Ernst-Ludwig Hoene, Reiner Mueller | 1990-06-19 |
| 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 |