Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10850663 | Warning triangle structure | PAO-CHING WANG, Ke-Cheng Lin | 2020-12-01 |
| 10784693 | Charging device and charging system | YU-CHING CHIEN, Yu-Wen Chen, Kuang-Yu Liu | 2020-09-22 |
| 10563366 | Driving mechanism and self-propelled warning device using the same | YU-CHING CHIEN, CHE-HSUN CHEN, Chi-Ming Huang | 2020-02-18 |