Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10972844 | Earphone and set of earphones | Yen Ta Chiang, Chao-Sen Chang | 2021-04-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10972844 | Earphone and set of earphones | Yen Ta Chiang, Chao-Sen Chang | 2021-04-06 |