Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10784693 | Charging device and charging system | CHUANG-WEI TSENG, Yu-Wen Chen, Kuang-Yu Liu | 2020-09-22 |
| 10563366 | Driving mechanism and self-propelled warning device using the same | CHUANG-WEI TSENG, CHE-HSUN CHEN, Chi-Ming Huang | 2020-02-18 |