Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6833584 | Trench power semiconductor | Ralf Henninger, Franz Hirler, Manfred Kotek, Markus Zundel | 2004-12-21 |
| 6720616 | Trench MOS transistor | Franz Hirler, Manfred Kotek, Frank Pfirsch | 2004-04-13 |