Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11859661 | Deep groove ball bearing and applications thereof | Hongyuan An, Yafen Chen | 2024-01-02 |
| 11852195 | Bearing cage and rolling bearing with the same | Hongyuan An | 2023-12-26 |