Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10271155 | Audio playing system | Hung-Wen Chen, Chih-Hsu Yen | 2019-04-23 |
| 10136241 | Audio playing system capable of automatically personally compensating | Hung-Wen Chen, Chih-Hsu Yen | 2018-11-20 |
| 9930441 | Audio playing system | Hung-Wen Chen, Chih-Hsu Yen | 2018-03-27 |
| 9888334 | Audio playing system | Hung-Wen Chen, Chih-Hsu Yen | 2018-02-06 |