Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11144205 | Audio playback device and operation method of the same | — | 2021-10-12 |
| 10969853 | USB adapting circuit | Cheng-Pin Chang, Tsung-Peng Chuang | 2021-04-06 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11144205 | Audio playback device and operation method of the same | — | 2021-10-12 |
| 10969853 | USB adapting circuit | Cheng-Pin Chang, Tsung-Peng Chuang | 2021-04-06 |