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Hidetoshi Nakahara
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Tokyo, JP
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last 30 patents
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Patent Grant
Circuit arrangement for protecting a control channel from jamming w...
Patent number
4,434,506
Issue date
Feb 28, 1984
Nippon Electric Co., Ltd.
Ryuhei Fujiwara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Patent Grant
Malfunction detection system for a mobile radio telephone system
Patent number
4,415,770
Issue date
Nov 15, 1983
Nippon Electric Co., Ltd.
Tomokazu Kai
H04 - ELECTRIC COMMUNICATION TECHNIQUE