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Hiroshi OOKA

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  • Hitachinaka-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Damper device
    • Patent number 11,953,075
    • Issue date Apr 9, 2024
    • HITACHI ASTEMO, LTD.
    • Junpei Kusukawa
    • B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    SUSPENSION CONTROL DEVICE AND ELECTRORHEOLOGICAL DAMPER
    • Publication number 20210354524
    • Publication date Nov 18, 2021
    • Hitachi Astemo, Ltd.
    • Hiroshi OOKA
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    DAMPER DEVICE
    • Publication number 20210010560
    • Publication date Jan 14, 2021
    • Hitachi Automotive Systems, Ltd.
    • Junpei KUSUKAWA
    • B60 - VEHICLES IN GENERAL