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Syuitsu Tsutsumi
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Hachioji, JP
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last 30 patents
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Patent Grant
System for detecting and recovering a transmitted signal
Patent number
4,606,050
Issue date
Aug 12, 1986
Tokyo Shibaura Denki Kabushiki Kaisha
Tatsuaki Sekigawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Patent Grant
Wireless telephone apparatus with protection against power loss
Patent number
4,509,201
Issue date
Apr 2, 1985
Toshiba Corporation
Tatsuaki Sekigawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE