Issued Patents 2020
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10857656 | Leveling device and easy-to-level display screen | Danhu Cai, Yongfei Yu, Shunwen Tian, Sen Zhang, Zhanqiang Li +2 more | 2020-12-08 |
| 10775656 | Guiding device and self-unloading anti-separation display device | Danhu Cai, Yongfei Yu, Shunwen Tian, Sen Zhang, Zhanqiang Li +2 more | 2020-09-15 |
| 10724699 | Optical device | Milly Zhang | 2020-07-28 |
| 10713979 | Unloading device and self-unloading display device | Danhu Cai, Yongfei Yu, Shunwen Tian, Sen Zhang, Zhanqiang Li +2 more | 2020-07-14 |
| 10571245 | Grating measurement apparatus | Zhiping Zhang | 2020-02-25 |