Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12312428 | Diaphragm for miniature sound generating device and miniature sound generating device | Shuqiang Wang, Fengguang Ling, Chun Li, Chunfa Liu | 2025-05-27 |
| 11800288 | Diaphragm for sound generating device and sound generating device | Shuqiang Wang, Fengguang Ling, Chun Li, Chunfa Liu | 2023-10-24 |