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Endless belt
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Patent number 5,240,531
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Issue date Aug 31, 1993
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Ricoh Company, Ltd.
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Naoki Toda
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Paper handling apparatus
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Patent number 5,100,119
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Issue date Mar 31, 1992
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Ricoh Company, Ltd.
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Takashi Komada
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B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
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Paper positioning device
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Patent number 5,054,766
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Issue date Oct 8, 1991
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Ricoh Company, Ltd.
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Nobuyoshi Seki
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Paper handling apparatus
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Patent number 5,024,430
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Issue date Jun 18, 1991
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Ricoh Company, Ltd.
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Nobuyoshi Seki
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B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
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Electrophotographic process
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Patent number 4,350,750
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Issue date Sep 21, 1982
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Ricoh Company, Ltd.
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Shigeru Suzuki
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY