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Katsuya Arai
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Tokyo, JP
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last 30 patents
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Patent Grant
Information communication terminal, information communication syste...
Patent number
8,126,712
Issue date
Feb 28, 2012
Nippon Telegraph and Telephone Corporation
Takeya Mukaigaito
G10 - MUSICAL INSTRUMENTS ACOUSTICS
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Patent Application
INFORMATION COMMUNICATION TERMINAL, INFORMATION COMMUNICATION SYSTE...
Publication number
20090018832
Publication date
Jan 15, 2009
Takeya Mukaigaito
H04 - ELECTRIC COMMUNICATION TECHNIQUE