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Kazuyo Hashimoto
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Tokyo, JP
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last 30 patents
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Patent Grant
Document access control system, data processing apparatus, program...
Patent number
7,992,188
Issue date
Aug 2, 2011
Ricoh Company, Ltd.
Yusuke Ohta
G06 - COMPUTING CALCULATING COUNTING
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last 30 patents
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Patent Application
DOCUMENT ACCESS CONTROL SYSTEM, DATA PROCESSING APPARATUS, PROGRAM...
Publication number
20070198462
Publication date
Aug 23, 2007
Yusuke Ohta
G06 - COMPUTING CALCULATING COUNTING