Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12188521 | Rolling bearing with fully-filled plastic oil and manufacturing method therefor | Zhiwu Zheng, Sicheng Zhao, Shuying Chen | 2025-01-07 |
| 11015650 | Manufacturing method of thin-wall bearing and method for machining thin-wall inner ring/outer ring of the thin-wall bearing as well as precise flexible bearing | Sicheng Zhao, Shuying Chen | 2021-05-25 |