Issued Patents 2017
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9722020 | Super junction semiconductor device having columnar super junction regions extending into a drift layer | Armin Willmeroth, Franz Hirler, Hans-Joachim Schulze, Uwe Wahl | 2017-08-01 |