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Multi-terminal control system
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Patent number 4,888,766
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Issue date Dec 19, 1989
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Ricoh Company, Ltd.
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Fumihiro Ogasawara
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Telematic reception terminal
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Patent number 4,792,648
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Issue date Dec 20, 1988
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Ricoh Company, Ltd.
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Fumihiro Ogasawara
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Self-scanning photodiode array
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Patent number 4,449,147
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Issue date May 15, 1984
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Ricoh Company, Ltd.
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Fumihiro Ogasawara
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Facsimile apparatus
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Patent number 4,348,697
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Issue date Sep 7, 1982
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Ricoh Company, Limited
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Shuichi Takahashi
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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