Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11166092 | Head phone structure having two chambers | Chia-Chung Lin, Ming Cai | 2021-11-02 |
| 10284941 | Earphone | Chia-Chung Lin | 2019-05-07 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11166092 | Head phone structure having two chambers | Chia-Chung Lin, Ming Cai | 2021-11-02 |
| 10284941 | Earphone | Chia-Chung Lin | 2019-05-07 |