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Image communication apparatus
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Patent number 5,196,947
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Issue date Mar 23, 1993
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Canon Kabushiki Kaisha
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Masatomo Takahashi
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Data communication apparatus
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Patent number 5,170,428
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Issue date Dec 8, 1992
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Canon Kabushiki Kaisha
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Tsunehiro Watanabe
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Data communication apparatus
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Patent number 5,077,787
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Issue date Dec 31, 1991
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Canon Kabushiki Kaisha
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Masatomo Takahashi
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Data communication apparatus
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Patent number 4,897,869
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Issue date Jan 30, 1990
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Canon Kabushiki Kaisha
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Masatomo Takahashi
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Data communication apparatus
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Patent number 4,843,479
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Issue date Jun 27, 1989
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Canon Kabushiki Kaisha
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Motoaki Yoshino
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Data communication apparatus
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Patent number 4,823,193
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Issue date Apr 18, 1989
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Canon Kabushiki Kaisha
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Masatomo Takahashi
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Data communication apparatus
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Patent number 4,772,955
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Issue date Sep 20, 1988
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Canon Kabushiki Kaisha
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Sadasuke Kurahayashi
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Facsimile apparatus
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Patent number 4,668,994
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Issue date May 26, 1987
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Canon Kabushiki Kaisha
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Masatomo Takahashi
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Communication apparatus
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Patent number 4,663,778
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Issue date May 5, 1987
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Canon Kabushiki Kaisha
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Masatomo Takahashi
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H04 - ELECTRIC COMMUNICATION TECHNIQUE