Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10648782 | Cold firework spurting apparatus | Jiangbo Chen, Xiaowen Zhou, Tongxiang Wang | 2020-05-12 |
| 7471377 | Laser distance measuring system with a shutter mechanism | Hua-Tang Liu, Hui-Qing Chen | 2008-12-30 |