Issued Patents 2024
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11950042 | Earphone system and communication method between charging box and earphone | Shr-Min Chen | 2024-04-02 |
| 11950043 | Earphone system and communication method between charging box and earphone | Shr-Min Chen | 2024-04-02 |