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Kazutaka OTSU

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Liquid seal bushing
    • Patent number 11,603,902
    • Issue date Mar 14, 2023
    • Prospira Corporation
    • Kazutaka Otsu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Toe correction bushing and rear suspension device
    • Patent number 11,548,340
    • Issue date Jan 10, 2023
    • Prospira Corporation
    • Kazutaka Otsu
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Strut mount
    • Patent number 11,548,341
    • Issue date Jan 10, 2023
    • Prospira Corporation
    • Kazutaka Otsu
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Active damper upper mount
    • Patent number 11,358,428
    • Issue date Jun 14, 2022
    • Bridgestone Corporation
    • Kazutaka Otsu
    • B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    LIQUID SEALING BUSH
    • Publication number 20220282764
    • Publication date Sep 8, 2022
    • Bridgestone Corporation
    • Masaki HOSODA
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    LIQUID SEAL BUSHING
    • Publication number 20220221024
    • Publication date Jul 14, 2022
    • Bridgestone Corporation
    • Kazutaka OTSU
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    TOE CORRECTION BUSHING AND REAR SUSPENSION DEVICE
    • Publication number 20220032703
    • Publication date Feb 3, 2022
    • Bridgestone Corporation
    • Kazutaka OTSU
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    STRUT MOUNT
    • Publication number 20210387493
    • Publication date Dec 16, 2021
    • Bridgestone Corporation
    • Kazutaka OTSU
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    ANTIVIBRATION RUBBER COMPOSITION, AND ANTIVIBRATION RUBBER
    • Publication number 20210087368
    • Publication date Mar 25, 2021
    • Bridgestone Corporation
    • Nahoko ITO
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    ACTIVE DAMPER UPPER MOUNT
    • Publication number 20200269646
    • Publication date Aug 27, 2020
    • Bridgestone Corporation
    • Kazutaka OTSU
    • B60 - VEHICLES IN GENERAL