Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11723137 | Light device control circuit | Wen-Chung Han | 2023-08-08 |
| 11589438 | Method of controlling warning lights to enter low power mode | Wen-Chung Han | 2023-02-21 |
| 11452191 | Warning light control method | Wen-Chung Han | 2022-09-20 |
| 8404374 | Electronic device with battery cover waterproof structure | Cheng-Fu Chang, Chun-Yin Wang | 2013-03-26 |