Issued Patents 2021
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11193638 | Panel light apparatus with movable concealing plate | Tong Luo, Lei Zhang | 2021-12-07 |
| 11162671 | Panel light apparatus comprising driver module with detachable top cover | Tong Luo, Lei Zhang | 2021-11-02 |
| 11149911 | Panel light apparatus with scrollable film | Liangliang Cao, Linhua Wang | 2021-10-19 |
| 11149918 | Panel light apparatus with detachable diffusion film | Liangliang Cao, Linhua Wang | 2021-10-19 |
| 10983415 | Shutter device, method of controlling same, photolithography machine, and method of controlling exposure dose thereof | Fuping Zhang, Yanfei Wang | 2021-04-20 |