Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11770120 | Bootstrap circuit supporting fast charging and discharging and chip | Haijun Zhang, Liming Du, Jiantao Cheng, Hongjun SUN, Yongqing Qiao | 2023-09-26 |
| 11698393 | Current detection circuit for loudspeaker | Haijun Zhang, Wei Yao, Liming Du, Jiantao Cheng | 2023-07-11 |