Chu-You Hsieh

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Xizhi City, TW

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Patents Grantslast 30 patents

Information Patent Grant
Ultra-thin loudspeaker structure
- Patent number 8,433,091
- Issue date Apr 30, 2013
- Abatech Electronics Co., Ltd.
- Cheng-Hsiung Chen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
ULTRA-THIN LOUDSPEAKER STRUCTURE
- Publication number 20120170796
- Publication date Jul 5, 2012
- Cheng-Hsiung Chen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE