Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12031313 | Retractable switch mechanism | Jiaxu CHEN, Zheng'er Chen, Ziquan Chen | 2024-07-09 |
| 7667060 | Method of producing biodiesel | Jianqiu Yu, Deyu Chen, Junxiong Li, Gonghao Chen | 2010-02-23 |