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Shinichiro Okamura
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Yokohama, JP
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Patents Grants
last 30 patents
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Patent Grant
Communication system and terminal units connected thereto
Patent number
7,584,431
Issue date
Sep 1, 2009
Hitachi, Ltd.
Hiroi Kazushige
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
Method of managing and viewing image data
Publication number
20050213551
Publication date
Sep 29, 2005
Takayuki Suzuki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Communications system and method
Publication number
20050104909
Publication date
May 19, 2005
Hitachi, Ltd
Shinichiro Okamura
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Device and method for reproducing sound and motion picture
Publication number
20050013592
Publication date
Jan 20, 2005
Masaya Umemura
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Communication system and terminal units connected thereto
Publication number
20040139052
Publication date
Jul 15, 2004
Hiroi Kazushige
H04 - ELECTRIC COMMUNICATION TECHNIQUE