Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12404907 | Drum brake | Zhengfang Han, Wulin Han, Bo Wang, Xiangle Qiao, Yan Zhao +1 more | 2025-09-02 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12404907 | Drum brake | Zhengfang Han, Wulin Han, Bo Wang, Xiangle Qiao, Yan Zhao +1 more | 2025-09-02 |