Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10724148 | Silicon ingot and method of manufacturing a silicon ingot | Hans-Joachim Schulze | 2020-07-28 |
| 10566424 | Semiconductor device, silicon wafer and method of manufacturing a silicon wafer | Helmut Oefner, Hans-Joachim Schulze | 2020-02-18 |