Issued Patents 2016
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9532133 | Dual-frequency coaxial earphone | Ying Huang | 2016-12-27 |
| 9516403 | Earphone with stand-alone high-frequency driver | — | 2016-12-06 |
| 9503805 | Piezoelectric ceramic dual-frequency earphone structure | Ming-Fang Hung | 2016-11-22 |
| 9467762 | Earphone device having sound guiding structures | Ying Huang | 2016-10-11 |
| 9467784 | Piezoelectric-type speaker | Ming-Fang Hung | 2016-10-11 |
| 9414148 | Ear-hugging noise-reducing headphones | Shun-Peng Lin | 2016-08-09 |