Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12303295 | Signal adjustment method for PPG apparatus and PPG apparatus | Liangshou Chen | 2025-05-20 |
| 10649522 | Method, apparatus and system for controlling smart device based on headphone | Luming Zhou, Hexing Liu, Ping Xu, Hongwu Li, Yicong LIN | 2020-05-12 |
| 10484524 | Method for switching working mode of headphone and headphone | Hexing Liu, Lei Zhao | 2019-11-19 |
| 10051099 | Method for switching working mode of headphone and headphone | Hexing Liu, Lei Zhao | 2018-08-14 |
| 8487777 | Semiconductor storage apparatus and early-warning systems and methods for the same | — | 2013-07-16 |