Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11371112 | Cold-rolled low-density steel sheet having excellent phosphorability, and manufacturing method therefor | Xinyan JIN, Qi Yang, Li WANG | 2022-06-28 |
| 10301736 | Single-face electrogalvanized, chromium-free surface treated steel plate for fuel tank and surface treatment agent | Yigang Dai, Jianping Zhang, Lan Zhu | 2019-05-28 |