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Hung-Yu Chen
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Taoyuan, TW
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last 30 patents
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Patent Grant
Mobile communication device
Patent number
D579908
Issue date
Nov 4, 2008
High Tech Computer Corp.
Hung-Yu Chen
D14 - Recording, communication, or information retrieval equipment
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Patent Grant
Sliding mobile phone
Patent number
D559222
Issue date
Jan 8, 2008
High Tech Computer Corp.
Hung-Yu Chen
D14 - Recording, communication, or information retrieval equipment