Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12368999 | High amplitude micro loudspeaker with a double suspension frame | Zhang Yonglei, Ren Jiangfeng | 2025-07-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12368999 | High amplitude micro loudspeaker with a double suspension frame | Zhang Yonglei, Ren Jiangfeng | 2025-07-22 |