Issued Patents All Time
Showing 26–34 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9900697 | Multi-diaphragm speaker system | Chao Jiang, Zhi Li | 2018-02-20 |
| 9866935 | Woofer speaker and the rear sound cavity forming method thereof | Bin Jiang, Chao Jiang | 2018-01-09 |
| 9838797 | Speaker | Chao Jiang, Zhi Li | 2017-12-05 |
| 9788121 | Flat plate-type bass loudspeaker | Chao Jiang, Zhi Li, Qijin Jiao | 2017-10-10 |
| 9769572 | Tablet woofer and electronic device using same | Chao Jiang, Zhi Li, Qijin Jiao | 2017-09-19 |
| 9763011 | Speaker | Zhi Li, Qijing Jiao | 2017-09-12 |
| 9756416 | Loudspeaker module | Minghui Shao, Zhibing Zhang, Gang Chen | 2017-09-05 |
| 9648424 | Tablet woofer | Chao Jiang, Zhi Li, Qijin Jiao | 2017-05-09 |
| 9628900 | Double-vibrating-diaphragm loudspeaker module | Chao Jiang | 2017-04-18 |