Youzhong Li

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Shandong, CN

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Patents Grantslast 30 patents

Information Patent Grant
Earbud
- Patent number 11,917,353
- Issue date Feb 27, 2024
- Merry Electronics(Shenzhen) Co., Ltd.
- Shenggang Zhao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
EARBUD
- Publication number 20230292026
- Publication date Sep 14, 2023
- Fulicare (Xiamen) Co.,Ltd. Qingdao Branch
- Shenggang Zhao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE