Chung-Cheng Liao

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Taipei, TW

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Patents Grantslast 30 patents

Information Patent Grant
Adjustable bluetooth wireless earphone
- Patent number 7,289,640
- Issue date Oct 30, 2007
- Global Target Enterprise, Inc.
- Liang-Tan Tsai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
PORTABLE POWER SUPPLY DEVICE POWERED BY CELL PHONE BATTERY
- Publication number 20110101908
- Publication date May 5, 2011
- Chung Te Liao
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Application
Adjustable bluetooth wireless earphone
- Publication number 20050208980
- Publication date Sep 22, 2005
- Liang-Tan Tsai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE