Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8467561 | Earphone device with a function of sound quality regulation and regulating method thereof | Chiu-Yun Tung, Ching-Wen Chang | 2013-06-18 |
| 8027501 | Headphone | Chien-Cheng Yang, Yu-chang Fun | 2011-09-27 |
| 7971338 | Fabricating method for earphone | Chien-Cheng Yang | 2011-07-05 |
| 7110252 | Docking station with a releasing unit | Lung-Chang Lu, Kai-Chen Tien | 2006-09-19 |