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Wen-Chieh Wei
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Taichung, TW
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Patents Grants
last 30 patents
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Patent Grant
Receiver-transmitter of communication equipment
Patent number
6,072,887
Issue date
Jun 6, 2000
Merry Electronics Co., Ltd.
Wen-Chieh Wei
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
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Patent Application
Microphone
Publication number
20090136073
Publication date
May 28, 2009
Ching-Wen Chang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MICRO-ELECTROMECHANICAL SYSTEM PACKAGE
Publication number
20080083958
Publication date
Apr 10, 2008
Wen-Chieh Wei
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Application
MICRO-ELECTROMECHANICAL SYSTEM PACKAGE
Publication number
20080083957
Publication date
Apr 10, 2008
Wen-Chieh Wei
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Application
SILICON CONDENSER MICROPHONE
Publication number
20080075308
Publication date
Mar 27, 2008
Wen-Chieh Wei
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Application
Wafer thermal desorption system and apparatus
Publication number
20020148974
Publication date
Oct 17, 2002
Chung-Kai Hung
G01 - MEASURING TESTING