Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11450896 | Battery pack, power tool system, and charging system | Zhijun Dong, Guiwu Hu, Dezhong Yang, Tianxiao Xu, Huaishu Wang | 2022-09-20 |
| 11270545 | Coin dispenser | Chia-Min Chang, Hung-Yi Chang | 2022-03-08 |