Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11999002 | Wire billet butt-welding apparatus | Huanfeng Feng, Zhangquan Zhu, Gangfeng Sun, Shaojun Jiang | 2024-06-04 |
| 11925997 | Wire billet butt-welding apparatus and wire billet butt-welding method | Huanfeng Feng, Zhangquan Zhu, Gangfeng Sun, Shaojun Jiang | 2024-03-12 |