Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10260568 | Connecting device for chainring of bicycle | Chung-Cheng Chen, Chung-Yi Chen, YU-SYONG CHEN, Yuan-Cheng Chiang | 2019-04-16 |
| 10208896 | LED lighting device and lamp shade, and circuit preparation method thereof | Bishou Chen, Li Xu, Peng Wang, Xiaoliang He, Haibo Liu | 2019-02-19 |