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Yokohama-shi, JP
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last 30 patents
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Patent Grant
Message authentication method in communication system and communica...
Patent number
9,331,854
Issue date
May 3, 2016
Toyota Jidosha Kabushiki Kaisha
Hisashi Oguma
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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last 30 patents
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Patent Application
CRYPTOGRAPHIC COMMUNICATION SYSTEM, COMMUNICATION DEVICE, KEY DISTR...
Publication number
20150033019
Publication date
Jan 29, 2015
Hisashi Oguma
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Patent Application
MESSAGE AUTHENTICATION METHOD IN COMMUNICATION SYSTEM AND COMMUNICA...
Publication number
20140310530
Publication date
Oct 16, 2014
Hisashi Oguma
H04 - ELECTRIC COMMUNICATION TECHNIQUE