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Radio telephone
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Patent number 4,910,761
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Issue date Mar 20, 1990
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NEC Corporation
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Yukihiro Shimura
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Cordless telephone system
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Patent number 4,876,708
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Issue date Oct 24, 1989
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NEC Corporation
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Noboru Saegusa
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Clock recovering device
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Patent number 4,841,167
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Issue date Jun 20, 1989
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NEC Corporation
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Noboru Saegusa
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Cordless telephone system
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Patent number 4,744,101
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Issue date May 10, 1988
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NEC Corporation
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Noboru Saegusa
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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