Issued Patents 2025
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12398486 | Method and system for vertical gradient freeze 8 inch gallium arsenide substrates | Weiguo Liu, Wei Zhang | 2025-08-26 |
| 12336319 | Germanium single-crystal wafer, method for preparing germanium single-crystal wafer, method for preparing crystal bar, and use of single-crystal wafer | Yuanli Wang, Weiguo Liu, Yvonne Zhou, Sung-Nee George Chu | 2025-06-17 |
| 12276044 | Low etch pit density gallium arsenide crystals with boron dopant | Weiguo Liu, Morris Young | 2025-04-15 |