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Facsimile apparatus
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Patent number 5,812,277
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Issue date Sep 22, 1998
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Sharp Kabushiki Kaisha
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Matahira Kotani
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Facsimile apparatus
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Patent number 5,513,253
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Issue date Apr 30, 1996
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Canon Kabushiki Kaisha
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Takehiro Yoshida
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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FAX-telephone interface circuit
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Patent number 5,499,287
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Issue date Mar 12, 1996
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Hewlett-Packard Company
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Alan R. Beck
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Image telecommunication apparatus
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Patent number 5,337,349
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Issue date Aug 9, 1994
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Matsushita Graphic Communication Systems, Inc.
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Ikuko Furohashi
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Facsimile apparatus
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Patent number 5,282,242
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Issue date Jan 25, 1994
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Sharp Kabushiki Kaisha
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Masayuki Hachinoda
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Data communication apparatus
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Patent number 4,910,506
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Issue date Mar 20, 1990
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Canon Kabushiki Kaisha
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Takehiro Yoshida
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Voice/data switch
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Patent number 4,821,312
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Issue date Apr 11, 1989
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Rainier Technologies Corporation
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Stephen W. Horton
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H04 - ELECTRIC COMMUNICATION TECHNIQUE