Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11317195 | Miniature loudspeaker module | Hongda Ma, Guangfu Liu | 2022-04-26 |
| 11265646 | Loudspeaker module | — | 2022-03-01 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11317195 | Miniature loudspeaker module | Hongda Ma, Guangfu Liu | 2022-04-26 |
| 11265646 | Loudspeaker module | — | 2022-03-01 |