Issued Patents 2024
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12143792 | Micro speaker | Yao Hui, Weimin Chen | 2024-11-12 |
| 12089023 | Micro speaker and diaphragm mold | Weimin Chen, Yao Hui | 2024-09-10 |
| 12000497 | Gm type cryogenic refrigerator rotary valve | Jifu Zhang, Min Liu, Mingjiang Dai, Chunming Deng, Changguang Deng | 2024-06-04 |
| 11910175 | Speaker | Weimin Chen, Yao Hui | 2024-02-20 |