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Gyun Chae
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Suwon-si, KR
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last 30 patents
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Patent Application
TUNNEL VIDEO SYSTEM ADAPTIVE TO TRAIN SPEED VARIATION
Publication number
20110035777
Publication date
Feb 10, 2011
Ledworks Co. Ltd
Gyun Chae
G06 - COMPUTING CALCULATING COUNTING
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Patent Application
METHOD FOR ARRANGING LIGHT EMITTING DIODE MODULE, DATA CONVERTING M...
Publication number
20100007590
Publication date
Jan 14, 2010
Yuang D&U Co., Ltd.
Gyun Chae
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS