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Kazunori OOOKA

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Press tooling
    • Patent number 11,400,505
    • Issue date Aug 2, 2022
    • Nippon Steel Corporation
    • Kazunori Oooka
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Hold device
    • Patent number 11,351,591
    • Issue date Jun 7, 2022
    • Nippon Steel Corporation
    • Kazunori Oooka
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Press component and method and device for manufacturing same
    • Patent number 9,718,499
    • Issue date Aug 1, 2017
    • Nippon Steel & Sumitomo Metal Corporation
    • Yasuharu Tanaka
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

  • Information Patent Application

    PRESS TOOLING
    • Publication number 20210178446
    • Publication date Jun 17, 2021
    • NIPPON STEEL CORPORATION
    • Kazunori OOOKA
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    HOLD DEVICE
    • Publication number 20200290105
    • Publication date Sep 17, 2020
    • NIPPON STEEL CORPORATION
    • Kazunori OOOKA
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    PRESS COMPONENT AND METHOD AND DEVICE FOR MANUFACTURING SAME
    • Publication number 20150336619
    • Publication date Nov 26, 2015
    • NIPPON STEEL & SUMITOMO METAL CORPORATION
    • Yasuharu TANAKA
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS