Issued Patents 2019
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10400758 | Brushless pump motor system | Xumin Wu, Jiyuan Ao, Yijun GUAN, Xiaolong Wu | 2019-09-03 |
| 10378851 | Position adjusting device, shooting game device using the same and shooting method thereof | Yijun GUAN, Yiqi CHEN | 2019-08-13 |
| 10209039 | Bullet collecting robot, bullet collecting device thereof and shooting game system | Yijun GUAN | 2019-02-19 |