Inventor
HIRAYASU MASATOSHI
JP4 patents
Patents
4 patentsUS4887152ADec 12, 1989
Message delivery system operable in an override mode upon reception of a command signal
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US4897714AJan 30, 1990
Passenger vehicle service system
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US6519450B2Feb 11, 2003
Radio broadcasting receiver
SONY CORP3 citations59
US5548595AAug 20, 1996
Signal receiver
SONY CORP6 citations59