Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11635678 | Fresnel projection screen and projection system | Wei Xiao, Fei Zhao, Qiang Zhong, Xiaoping Li | 2023-04-25 |
| D977153 | Pavilion | — | 2023-01-31 |
| 11231644 | Fresnel projection screen and projection system | Wei Xiao, Fei Zhao, Qiang Zhong, Xiaoping Li | 2022-01-25 |
| 9459466 | Eyewear temple | — | 2016-10-04 |
| 8474988 | Projector | Yusuke Yamamoto, Toshihiro Saruwatari | 2013-07-02 |
| 5889575 | Eyeglass temple device | — | 1999-03-30 |