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Digital video data relay
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Patent number 8,583,841
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Issue date Nov 12, 2013
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Synaptics Incorporated
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Henry Zeng
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Repeater and PLL circuit
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Patent number 5,052,022
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Issue date Sep 24, 1991
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Hitachi, Ltd.
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Shigeo Nishita
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Communication protocol
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Patent number 4,860,292
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Issue date Aug 22, 1989
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Digital Equipment Corporation
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Bruce E. Newman
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Quaternary signal regenerator
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Patent number 4,821,286
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Issue date Apr 11, 1989
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American Telephone and Telegraph Company
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James F. Graczyk
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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3270288
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Patent number 3,270,288
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Issue date Aug 30, 1966
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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2996578
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Patent number 2,996,578
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Issue date Aug 15, 1961
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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2759047
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Patent number 2,759,047
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Issue date Aug 14, 1956
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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2685646
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Patent number 2,685,646
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Issue date Aug 3, 1954
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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2634333
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Patent number 2,634,333
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Issue date Apr 7, 1953
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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2518027
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Patent number 2,518,027
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Issue date Aug 8, 1950
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H04 - ELECTRIC COMMUNICATION TECHNIQUE