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Ryousei Kawai

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  • Hitachinaka, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Prismatic secondary battery
    • Patent number 9,583,783
    • Issue date Feb 28, 2017
    • Hitachi Automotive Systems, Ltd.
    • Yuichi Takatsuka
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    PRISMATIC SECONDARY BATTERY
    • Publication number 20150236369
    • Publication date Aug 20, 2015
    • Hitachi Automotive Systems, Ltd.
    • Yuichi Takatsuka
    • H01 - BASIC ELECTRIC ELEMENTS