Tsengfeng WEN

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Dongguan City, CN

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Patents Grantslast 30 patents

Information Patent Grant
High bass speaker monomer and a high bass earphone structure
- Patent number 9,602,912
- Issue date Mar 21, 2017
- TRANSOUND ELECTRONICS CO., LTD.
- Tsengfeng Wen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Earphone with dual loudspeakers
- Patent number 9,344,784
- Issue date May 17, 2016
- TRANSOUND ELECTRONICS CO., LTD.
- Tsengfeng Wen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Acoustic metal diaphragm
- Patent number 9,204,221
- Issue date Dec 1, 2015
- TRANSOUND ELECTRONICS CO., LTD.
- Tsengfeng Wen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
EARPHONE WITH DUAL LOUDSPEAKERS
- Publication number 20150304763
- Publication date Oct 22, 2015
- Transound Electronics Co.,Ltd
- Tsengfeng WEN
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
HIGH BASS SPEAKER MONOMER AND A HIGH BASS EARPHONE STRUCTURE
- Publication number 20150249878
- Publication date Sep 3, 2015
- Transound Electronics Co., Ltd.
- Tsengfeng WEN
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ACOUSTIC METAL DIAPHRAGM
- Publication number 20150172819
- Publication date Jun 18, 2015
- TRANSOUND ELECTRONICS CO., LTD
- Tsengfeng WEN
- H04 - ELECTRIC COMMUNICATION TECHNIQUE