Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8467565 | Inductive electroacoustic transducer | Yu-Lun Lin, Wei-Xing Liang | 2013-06-18 |
| 8144891 | Earphone set | Hung-Yue Chang, Ton-Kun Ho | 2012-03-27 |
| 8130995 | Earpiece device with microphone | Hung-Yue Chang, Ton-Kun Ho | 2012-03-06 |
| 8103013 | Acoustic transducer device | Po-Hsun Sung | 2012-01-24 |