Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9990175 | Lighting device and voice broadcasting system and method thereof | Shuyu Cao, Zhen Xie, Weisheng Zhou, Jinxiang Shen | 2018-06-05 |
| 9894737 | Lighting control system and method | Weisheng Zhou, Shuyu Cao, Jinxiang Shen | 2018-02-13 |