Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8055005 | Bluetooth earphone and lanyard structure thereof | Chun-Hsin Liu, Jui-Chi Liao | 2011-11-08 |
| 7974664 | Bluetooth earphone and ear-hook device thereof | Chun-Hsin Liu, Yu-Chang Hung | 2011-07-05 |