Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10442661 | Governor of elevator | Zhengbao Shi, Zhihuan Man, Min Wang, Ye Li | 2019-10-15 |
| 10329826 | Driving mechanism | Yue Li, Jing Ning Ta, Qiu Mei Li, Chui You ZHOU, Yong Wang +1 more | 2019-06-25 |