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Motonari SUZUKI
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Mito-shi, JP
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Patents Grants
last 30 patents
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Patent Grant
Railway signalling system and on-board signalling system
Patent number
8,924,050
Issue date
Dec 30, 2014
Hitachi, Ltd.
Keiichi Katsuta
B61 - RAILWAYS
Patents Applications
last 30 patents
Information
Patent Application
Traffic System Optimization Device
Publication number
20170039306
Publication date
Feb 9, 2017
Hitachi, Ltd
Kazuo MUTO
B61 - RAILWAYS
Information
Patent Application
RAILWAY SIGNALLING SYSTEM AND ON-BOARD SIGNALLING SYSTEM
Publication number
20130024054
Publication date
Jan 24, 2013
Hitachi, Ltd.
Keiichi KATSUTA
B61 - RAILWAYS