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Ryu Hirayama

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  • Futtsu-shi, JP
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    ELECTRICAL STEEL SHEET AND BONDED AND STACKED CORE MANUFACTURING ME...
    • Publication number 20240209482
    • Publication date Jun 27, 2024
    • NIPPON STEEL CORPORATION
    • Kazutoshi TAKEDA
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    BONDED AND STACKED CORE MANUFACTURING METHOD AND BONDED AND STACKED...
    • Publication number 20240204634
    • Publication date Jun 20, 2024
    • NIPPON STEEL CORPORATION
    • Kazutoshi TAKEDA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    BONDED AND STACKED CORE MANUFACTURING METHOD AND BONDED AND STACKED...
    • Publication number 20240190119
    • Publication date Jun 13, 2024
    • NIPPON STEEL CORPORATION
    • Kazutoshi TAKEDA
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    ADHESIVELY-LAMINATED CORE MANUFACTURING METHOD AND ADHESIVELY-LAMIN...
    • Publication number 20230253140
    • Publication date Aug 10, 2023
    • NIPPON STEEL CORPORATION
    • Kazutoshi TAKEDA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    LAMINATED CORE AND ELECTRICAL DEVICE
    • Publication number 20220384085
    • Publication date Dec 1, 2022
    • NIPPON STEEL CORPORATION
    • Ryu HIRAYAMA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    WOUND CORE
    • Publication number 20220351890
    • Publication date Nov 3, 2022
    • Nippon Steel Corporation
    • Hisashi MOGI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    WOUND CORE
    • Publication number 20220285074
    • Publication date Sep 8, 2022
    • Nippon Steel Corporation
    • Hisashi MOGI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    CORE BLOCK, LAMINATED CORE, AND ELECTRIC MOTOR
    • Publication number 20220209592
    • Publication date Jun 30, 2022
    • NIPPON STEEL CORPORATION
    • Ryu HIRAYAMA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    LAMINATED CORE AND ELECTRIC MOTOR
    • Publication number 20220094218
    • Publication date Mar 24, 2022
    • NIPPON STEEL CORPORATION
    • Yasuo OHSUGI
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    LAMINATED CORE AND ELECTRIC MOTOR
    • Publication number 20220069640
    • Publication date Mar 3, 2022
    • NIPPON STEEL CORPORATION
    • Yasuo OHSUGI
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    LAMINATED CORE AND ELECTRIC MOTOR
    • Publication number 20220028607
    • Publication date Jan 27, 2022
    • NIPPON STEEL CORPORATION
    • Ryu HIRAYAMA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    LAMINATED CORE AND ELECTRIC MOTOR
    • Publication number 20220028608
    • Publication date Jan 27, 2022
    • NIPPON STEEL CORPORATION
    • Masahito KAMIKAWABATA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ADHESIVELY-LAMINATED CORE FOR STATOR AND ELECTRIC MOTOR
    • Publication number 20220020521
    • Publication date Jan 20, 2022
    • NIPPON STEEL CORPORATION
    • Kazutoshi TAKEDA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    LAMINATED CORE AND ELECTRIC MOTOR
    • Publication number 20220020530
    • Publication date Jan 20, 2022
    • NIPPON STEEL CORPORATION
    • Ryu HIRAYAMA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    ADHESIVELY-LAMINATED CORE FOR STATOR AND ELECTRIC MOTOR
    • Publication number 20220014053
    • Publication date Jan 13, 2022
    • NIPPON STEEL CORPORATION
    • Kazutoshi TAKEDA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    LAMINATED CORE AND ELECTRIC MOTOR
    • Publication number 20220014051
    • Publication date Jan 13, 2022
    • Ryu HIRAYAMA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    LAMINATED CORE AND ELECTRIC MOTOR
    • Publication number 20220014052
    • Publication date Jan 13, 2022
    • NIPPON STEEL CORPORATION
    • Masahito KAMIKAWABATA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    LAMINATED CORE AND ELECTRIC MOTOR
    • Publication number 20220006334
    • Publication date Jan 6, 2022
    • NIPPON STEEL CORPORATION
    • Takeaki WAKISAKA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    ADHESIVELY-LAMINATED CORE FOR STATOR AND ELECTRIC MOTOR
    • Publication number 20220006336
    • Publication date Jan 6, 2022
    • NIPPON STEEL CORPORATION
    • Kazutoshi TAKEDA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    LAMINATED CORE AND ELECTRIC MOTOR
    • Publication number 20210399594
    • Publication date Dec 23, 2021
    • NIPPON STEEL CORPORATION
    • Hiroshi FUJIMURA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    LAMINATED CORE, CORE BLOCK, ELECTRIC MOTOR AND METHOD OF PRODUCING...
    • Publication number 20210343466
    • Publication date Nov 4, 2021
    • NIPPON STEEL CORPORATION
    • Rei HONMA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Electromagnetic stirrer coil
    • Publication number 20110214837
    • Publication date Sep 8, 2011
    • NIPPON STEEL CORPORATION
    • Hiroshi Harada
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Application

    Electromagnetic Stirrer Coil
    • Publication number 20070256809
    • Publication date Nov 8, 2007
    • Hiroshi Harada
    • B22 - CASTING POWDER METALLURGY