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Masahiko Kitagawa
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Kanagawa, JP
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last 30 patents
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Patent Grant
Data communication method, communication server system, and communi...
Patent number
7,864,715
Issue date
Jan 4, 2011
Kyocera Corporation
Masahiko Kitagawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
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Patent Application
Data communication method, communication server system, and communi...
Publication number
20060215641
Publication date
Sep 28, 2006
KYOCERA CORPORATION
Masahiko Kitagawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE