Issued Patents 2020
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10739596 | Device for adjusting distance between lens tube assemblies, head-mounted display device and stepwise adjustment mechanism | Wenhong Tian, Hao Zhang, Lili Chen, Zhanshan Ma, Haoran Jing | 2020-08-11 |