Issued Patents 2020
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10859204 | Hoisting sheave shaft, hoisting sheave and lubricating device thereof | Ziming Kou, Yongcun Guo, Jianwei Yang, Fen Yang, Tengyu Li | 2020-12-08 |
| 10793362 | Rubber belt retracting and deploying device for belt conveyor | Ziming Kou, Guijun Gao, Jing Zhang, Jiabao XUE, Dingkui Tian | 2020-10-06 |
| 10611603 | Wire rope suspension device, control method thereof and multi-rope friction lifter | Ziming Kou, Baofu KOU, Haiqing Wang, Aiming Cheng, Shaokai Kou | 2020-04-07 |
| 10612559 | Two-stage blade adjusting device for counter-rotating axial flow fan | Ziming Kou, Guijun Gao, Jing Zhang, Jing Liu, Xin Xing | 2020-04-07 |
| 10598182 | Ventilation apparatus with counter-rotating impellers driven by long shaft | Ziming Kou, Guijun Gao, Shanrong Da, Jing Zhang, Yanfei Kou +3 more | 2020-03-24 |