Issued Patents 2024
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11885387 | Friction material and preparation method therefor, and friction part | Ruguang Liu | 2024-01-30 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11885387 | Friction material and preparation method therefor, and friction part | Ruguang Liu | 2024-01-30 |