Issued Patents 2022
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11401598 | Friction reduced and wear resistant coating, preparation method thereof and piston ring | Qianxi Liu, Bo Zhang | 2022-08-02 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11401598 | Friction reduced and wear resistant coating, preparation method thereof and piston ring | Qianxi Liu, Bo Zhang | 2022-08-02 |