Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11618066 | Hot and cold composite formed square and rectangular steel tube with thickened corners and production method | Haifeng Xu, Yu-Hui Wang | 2023-04-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11618066 | Hot and cold composite formed square and rectangular steel tube with thickened corners and production method | Haifeng Xu, Yu-Hui Wang | 2023-04-04 |