Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11516571 | Headphone | Chih-Yuan Huang, Yung-Tsung Hsu | 2022-11-29 |
| 10349538 | Fixing structure and neck strap having the same | Yung-Tsung Hsu, Chien-Min Yao | 2019-07-09 |
| 8750800 | Bluetooth dedvice | Cheng-Yu Tsai, Chung-Yi Huang, Chung-Ming Hung | 2014-06-10 |
| 5881161 | Headphone | — | 1999-03-09 |
| D401178 | Security system control panel | — | 1998-11-17 |