Xiliang Niu

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Qingdao City, CN

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Patents Grantslast 30 patents

Information Patent Grant
Earphone vibrator detection device, system and method
- Patent number 9,510,082
- Issue date Nov 29, 2016
- QINGDAO GOERTEK TECHNOLOGY CO., LTD.
- Xiliang Niu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Earphone Vibrator Detection Device, System And Method
- Publication number 20150271589
- Publication date Sep 24, 2015
- QINGDAO GOERTEK TECHNOLOGY CO., LTD.
- Xiliang Niu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE