Issued Patents 2018
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10164440 | Method of balancing battery power | Zhiyuan Shen | 2018-12-25 |
| 10051394 | Loudspeaker diaphragm state estimation method and loudspeaker driving circuit using the same | Xiaotian Su | 2018-08-14 |
| 9955257 | Class-D audio amplifier | Huaping Zhu, Qichang Wu, Zhenguo Sun | 2018-04-24 |