Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12049384 | Elevator safety clamp control device, elevator safety apparatus and elevator system | Zhenyan Tong | 2024-07-30 |
| 10737907 | Stabilizing device of elevator car | Junjie Guo, XiaoBin Tang, Xiaokai Gong | 2020-08-11 |
| 10246297 | Rust removing device for elevator guide rail | ChunYan Yu, WeiHua Yuan, Jing Nie | 2019-04-02 |