1–5 of 5 hits
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    Vehicle merging control system and vehicle merging control method, and failure detection device for vehicle control system

    Free access
    TAKAHIRO IKEDA / KEIICHI KATSUTA / KENJI IMAMOTO | European Patent Office | 2017

    On-board device, train, and signaling safety system

    Free access
    KEIICHI KATSUTA / KENICHI SAKAI / HIROYUKI TANI et al. | European Patent Office | 2020

    Signal safety guarantee system

    Free access
    TAKAYOSHI NISHINO / KEIICHI KATSUTA / KENJI IMAMOTO et al. | European Patent Office | 2015

    Telegram recovery device and signal safety system

    Free access
    TAKAYOSHI NISHINO / KEIICHI KATSUTA / KEIJI MAEKAWA et al. | European Patent Office | 2020

    On-board device, train, and signaling system

    Free access
    KEIJI MAEKAWA / KEIICHI KATSUTA / TAKAYOSHI NISHINO et al. | European Patent Office | 2017