Issued Patents 2022
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11528559 | Double sided speaker device | Chih-Kai Sun | 2022-12-13 |
| 11290816 | Loudspeaker and audio video device | — | 2022-03-29 |
| 11245987 | Micro-speaker | — | 2022-02-08 |
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11528559 | Double sided speaker device | Chih-Kai Sun | 2022-12-13 |
| 11290816 | Loudspeaker and audio video device | — | 2022-03-29 |
| 11245987 | Micro-speaker | — | 2022-02-08 |