Issued Patents 2022
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11340116 | Optical gradation system and method | Yang Yang, Xinyang Liu, Xiaochun Li | 2022-05-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11340116 | Optical gradation system and method | Yang Yang, Xinyang Liu, Xiaochun Li | 2022-05-24 |