Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10257607 | Headphones with frequency-based divisions | Tseng-Feng Wen, Hsin Hao Wen | 2019-04-09 |
| 10171905 | Headphones with frequency-targeted resonance chambers | Tseng-Feng Wen, Hsin Hao Wen | 2019-01-01 |
| 8246208 | Electronic book | Bao-Jun Huang | 2012-08-21 |
| 8220945 | Electronic book | Bao-Jun Huang | 2012-07-17 |