Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4843449 | Controllable power semiconductor | Peter Roggwiller, Rudolf Veitz, Thomas Vlasak | 1989-06-27 |
| 4806497 | Method for producing large-area power semiconductor components | Bruno Adam, Thomas Vlasak | 1989-02-21 |