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Takeshi YAMADA

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Patents Grantslast 30 patents

  • Information Patent Grant

    Train information announcement system
    • Patent number 9,821,826
    • Issue date Nov 21, 2017
    • The Nippon Signal Co., Ltd.
    • Takeshi Yamada
    • B61 - RAILWAYS
  • Information Patent Grant

    Train control system
    • Patent number 8,977,414
    • Issue date Mar 10, 2015
    • The Nippon Signal Co., Ltd.
    • Takeshi Yamada
    • B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    TRAIN INFORMATION ANNOUNCEMENT SYSTEM
    • Publication number 20140209754
    • Publication date Jul 31, 2014
    • The Nippon Signal Co., Ltd.
    • Takeshi YAMADA
    • B61 - RAILWAYS
  • Information Patent Application

    TRAIN CONTROL SYSTEM
    • Publication number 20140214248
    • Publication date Jul 31, 2014
    • The Nippon Signal Co., Ltd.
    • Takeshi YAMADA
    • B60 - VEHICLES IN GENERAL