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Xiaofeng Song
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Shanghai, CN
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last 30 patents
Information
Patent Grant
Audio visual device
Patent number
D674379
Issue date
Jan 15, 2013
Sony Corporation
Akio Suzuki
D14 - Recording, communication, or information retrieval equipment
Information
Patent Grant
Combined audio player and clock radio
Patent number
D671521
Issue date
Nov 27, 2012
Sony Corporation
Xiaofeng Song
D14 - Recording, communication, or information retrieval equipment
Information
Patent Grant
Audio visual device
Patent number
D666171
Issue date
Aug 28, 2012
Sony Corporation
Xiaofeng Song
D14 - Recording, communication, or information retrieval equipment
Information
Patent Grant
Audio player
Patent number
D629013
Issue date
Dec 14, 2010
Sony Corporation
Xiaofeng Song
D14 - Recording, communication, or information retrieval equipment