Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10708499 | Method and apparatus having a function of constant automatic focusing when exposure changes | Xi Wenxing | 2020-07-07 |
| 10620505 | Method and apparatus for focusing | Xi Wenxing | 2020-04-14 |