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Imaging apparatus
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Patent number 8,189,078
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Issue date May 29, 2012
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Ricoh Company, Ltd.
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Toshiaki Nakahira
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Digital camera
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Patent number 7,589,778
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Issue date Sep 15, 2009
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Ricoh Company, Ltd.
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Toshiaki Nakahira
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Image pickup apparatus
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Patent number 7,489,356
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Issue date Feb 10, 2009
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Ricoh Company, Ltd.
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Toshiaki Nakahira
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Digital still camera
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Patent number 7,388,607
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Issue date Jun 17, 2008
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Ricoh Company, Ltd.
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Toshiaki Nakahira
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Range finder
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Patent number 5,631,458
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Issue date May 20, 1997
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Ricoh Company, Ltd.
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Toshiaki Nakahira
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G02 - OPTICS