Issued Patents 2017
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9694450 | Method for manufacturing piston with re-molten reinforced combustion chamber throat | Zengjian Feng, Shiying Liu, Zihe Shang, Yanjun Li, Yanshou Cui +5 more | 2017-07-04 |