Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11081544 | Method of manufacturing a semiconductor device comprising first and second field stop zone portions | Hans-Joachim Schulze, Franz-Josef Niedernostheide, Stephan Voss | 2021-08-03 |
| 11004963 | Insulated gate bipolar transistor having first and second field stop zone portions and manufacturing method | Matthias Kuenle, Wolfgang Roesner, Christian Philipp Sandow, Christoph Weiss | 2021-05-11 |