Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4780582 | Use of a fusion material of copper and chrome as the contact material for vacuum contactors | Reiner Mueller, Horst Kippenberg, Wilfried Kuhl, Joachim Grosse | 1988-10-25 |
| 4542266 | Contact arrangement for vacuum switches | Wilfried Kuhl | 1985-09-17 |
| 4503010 | Process of producing a compound material of chromium and copper | Horst Kippenberg, Manfred Huehnlein | 1985-03-05 |