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Image forming apparatus
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Patent number 6,229,627
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Issue date May 8, 2001
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Ricoh Company, Ltd.
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Kazushige Taguchi
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Image forming apparatus
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Patent number 6,195,180
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Issue date Feb 27, 2001
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Ricoh Company, Limited
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Kazushige Taguchi
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Book document reading device
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Patent number 5,847,845
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Issue date Dec 8, 1998
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Ricoh Company, Ltd.
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Hiroshi Takahashi
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Book document reading device
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Patent number 5,689,348
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Issue date Nov 18, 1997
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Ricoh Company, Ltd.
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Hiroshi Takahashi
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Image forming apparatus
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Patent number 5,631,691
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Issue date May 20, 1997
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Ricoh Company, Ltd.
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Hideya Furuta
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Feeder or image forming apparatus
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Patent number 5,255,904
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Issue date Oct 26, 1993
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Ricoh Company, Ltd.
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Kazushige Taguchi
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Image forming apparatus
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Patent number 5,083,141
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Issue date Jan 21, 1992
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Ricoh Company, Ltd.
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Kazushige Taguchi
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Color recording apparatus
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Patent number 4,933,727
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Issue date Jun 12, 1990
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Ricoh Company, Ltd.
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Kenichi Mizuma
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY