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Kwang Yeong Park
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Anyang-Si, KR
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Patents Grants
last 30 patents
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Patent Grant
Electret condenser microphone for noise isolation and electrostatic...
Patent number
7,702,118
Issue date
Apr 20, 2010
Pantech & Curitel Communications, Inc.
Book Sung Park
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
ELECTRET CONDENSER MICROPHONE FOR NOISE ISOLATION AND ELECTROSTATIC...
Publication number
20100208919
Publication date
Aug 19, 2010
Pantech Co., Ltd.
Book Sung Park
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Electret condenser microphone for noise isolation and electrostatic...
Publication number
20050196010
Publication date
Sep 8, 2005
Curitel Communications, Inc.
Book Sung Park
H04 - ELECTRIC COMMUNICATION TECHNIQUE