Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10144090 | Process and device for simultaneous laser welding | Zhaoji Guo, Xiaofeng Yang, Guoxiang Xin, Yonghe Wang | 2018-12-04 |
| 7895901 | Pressing head structure for testing key durability | Lei Li, Zhi-Qiang Jiang, Yong Wang | 2011-03-01 |