Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11180820 | Hot-work die steel and a preparation method thereof | Jinfeng Huang, Jin Zhang, Cheng Zhang, Chao Zhao, Jianqiang Li | 2021-11-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11180820 | Hot-work die steel and a preparation method thereof | Jinfeng Huang, Jin Zhang, Cheng Zhang, Chao Zhao, Jianqiang Li | 2021-11-23 |