Issued Patents 2025
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12337372 | Low-friction tapered roller bearing and manufacture method thereof | Xiaoyu Zhang, Ya Wang, Congying Wang | 2025-06-24 |
| 12297868 | Seal for taper roller bearing and taper roller bearing assembly | Jie Liu, Xiaozhou Zhu | 2025-05-13 |