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Hui Feng
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Cary, NC, US
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last 30 patents
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Patent Grant
Sound enhancing stands for portable audio devices
Patent number
7,778,431
Issue date
Aug 17, 2010
Sony Ericsson Mobile Communications, AB
Hui Feng
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
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Patent Application
ENHANCED GROUP ADVERTISEMENT TO ALLOW REJECTION AND RECEIVE GROUP M...
Publication number
20080005232
Publication date
Jan 3, 2008
Hui Feng
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SYSTEM AND METHOD FOR PUSH TO TALK DIRECTION AND SERVICES
Publication number
20080004059
Publication date
Jan 3, 2008
Hui Feng
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Sound enhancing stands for portable audio devices
Publication number
20070223745
Publication date
Sep 27, 2007
Hui Feng
H04 - ELECTRIC COMMUNICATION TECHNIQUE