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Information processing system
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Patent number 7,958,366
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Issue date Jun 7, 2011
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Sony Corporation
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Ryuji Ishiguro
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G06 - COMPUTING CALCULATING COUNTING
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Contents furnishing system
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Patent number 7,730,345
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Issue date Jun 1, 2010
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Sony Corporation
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Ryuji Ishiguro
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G06 - COMPUTING CALCULATING COUNTING
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Contents providing system
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Patent number 7,266,691
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Issue date Sep 4, 2007
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Sony Corporation
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Ryuji Ishiguro
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G06 - COMPUTING CALCULATING COUNTING
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Information processing system
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Patent number 7,237,112
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Issue date Jun 26, 2007
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Sony Corporation
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Ryuji Ishiguro
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G06 - COMPUTING CALCULATING COUNTING
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Contents furnishing system
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Patent number 7,213,164
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Issue date May 1, 2007
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Sony Corporation
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Ryuji Ishiguro
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G06 - COMPUTING CALCULATING COUNTING
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Content provider system
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Patent number 6,807,641
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Issue date Oct 19, 2004
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Sony Corporation
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Ryuji Ishiguro
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G06 - COMPUTING CALCULATING COUNTING