Issued Patents 2020
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10859204 | Hoisting sheave shaft, hoisting sheave and lubricating device thereof | Ziming Kou, Yongcun Guo, Juan Wu, Jianwei Yang, Fen Yang | 2020-12-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10859204 | Hoisting sheave shaft, hoisting sheave and lubricating device thereof | Ziming Kou, Yongcun Guo, Juan Wu, Jianwei Yang, Fen Yang | 2020-12-08 |