Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11185904 | Differential temperature push bending method and device for tube with small bending radius | Yubin Fan, Chunlin Fu | 2021-11-30 |
| 10913096 | Method and former for necking and thickening tube end | Jie Xiao | 2021-02-09 |