Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10219080 | Electrical-acoustic transformation device | Lianwen Shan, Hairong Wang, Longhao Cui | 2019-02-26 |
| 10178477 | Vibrating diaphragm assembly | Hairong Wang, Lianwen Shan | 2019-01-08 |
| 9883266 | Loudspeaker module and electronic device comprising the loudspeaker module | Zhigan Dai, Di Wu, Huiyu Li | 2018-01-30 |
| 9877127 | Method and system for testing temperature tolerance limit of loudspeaker | Kang PING, Dong Qiu | 2018-01-23 |
| 9838792 | Vibration system of a loudspeaker | Xuelu Liu | 2017-12-05 |
| 9832565 | Speaker sound hole device | Jun Zhang, Chengfei Zhang | 2017-11-28 |