Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10710139 | Method for quick gas bulging forming of hot metal sheet | Shijian Yuan, Xiaobo Fan, Mingqu Ding, Guofeng Han | 2020-07-14 |
| 10589504 | Lamination manufacturing method for large-size and complex-structure metal components | Kun Zhang, Haihui Zhu, Shijian Yuan | 2020-03-17 |
| 10576524 | Die capable of achieving rapid forming and quenching therein | Shijian Yuan, Xiaobo Fan, Yanli Lin, Guofeng Wang, Chang Qi | 2020-03-03 |