Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11242616 | Silicon ingot | Hans-Joachim Schulze | 2022-02-08 |
| 10957767 | Semiconductor device, silicon wafer and method of manufacturing a silicon wafer | Helmut Oefner, Hans-Joachim Schulze | 2021-03-23 |
| 10910475 | Method of manufacturing a silicon wafer | Hans-Joachim Schulze | 2021-02-02 |
| 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 |
| 10337117 | Method of manufacturing a silicon ingot and silicon ingot | Hans-Joachim Schulze | 2019-07-02 |
| 10014400 | Semiconductor device having a defined oxygen concentration | Helmut Oefner, Mohammad Momeni, Reinhard Ploss, Francisco Javier Santos Rodriguez, Hans-Joachim Schulze | 2018-07-03 |
| 9786748 | Semiconductor device, silicon wafer and silicon ingot | Hans-Joachim Schulze | 2017-10-10 |
| 9728395 | Method for manufacturing a semiconductor wafer, and semiconductor device having a low concentration of interstitial oxygen | Helmut Oefner, Mohammad Momeni, Reinhard Ploss, Francisco Javier Santos Rodriguez, Hans-Joachim Schulze | 2017-08-08 |