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Seijiro Muramatsu

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  • Hitachi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Repair method for bar or coil of rotating electrical machine
    • Patent number 11,277,058
    • Issue date Mar 15, 2022
    • MITSUBISHI POWER, LTD.
    • Yoichi Tani
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Rotating electrical machine
    • Patent number 11,139,711
    • Issue date Oct 5, 2021
    • MITSUBISHI POWER, LTD.
    • Seijiro Muramatsu
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Hollow metal part of stator of rotating electrical machine, rotatin...
    • Patent number 11,121,591
    • Issue date Sep 14, 2021
    • MITSUBISHI POWER, LTD.
    • Seijiro Muramatsu
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Rotating electrical machine
    • Patent number 10,658,904
    • Issue date May 19, 2020
    • Mitsubishi Hitachi Power Systems, Ltd.
    • Seijiro Muramatsu
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Rotor of rotary-electric machine
    • Patent number 7,893,574
    • Issue date Feb 22, 2011
    • Hitachi, Ltd.
    • Kenichi Hattori
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Rotor of rotary-electric machine
    • Patent number 7,638,909
    • Issue date Dec 29, 2009
    • Hitachi, Ltd.
    • Kenichi Hattori
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

  • Information Patent Application

    INSTALLATION METHOD FOR ROTATING ELECTRICAL MACHINE AND INSTALLATIO...
    • Publication number 20230318419
    • Publication date Oct 5, 2023
    • Mitsubishi Heavy Industries, Ltd.
    • Yu Ogura
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    REPAIR METHOD OF STATOR IRON CORE
    • Publication number 20230027901
    • Publication date Jan 26, 2023
    • Mitsubishi Heavy Industries, Ltd.
    • Seijiro Muramatsu
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    REPAIR METHOD FOR BAR OR COIL OF ROTATING ELECTRICAL MACHINE
    • Publication number 20200212769
    • Publication date Jul 2, 2020
    • MITSUBISHI HITACHI POWER SYSTEMS, LTD.
    • Yoichi TANI
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    ROTATING ELECTRICAL MACHINE
    • Publication number 20200136458
    • Publication date Apr 30, 2020
    • MITSUBISHI HITACHI POWER SYSTEMS, LTD.
    • Seijiro MURAMATSU
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    ROTATING ELECTRICAL MACHINE
    • Publication number 20190089227
    • Publication date Mar 21, 2019
    • MITSUBISHI HITACHI POWER SYSTEMS, LTD.
    • Seijiro MURAMATSU
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    HOLLOW METAL PART OF STATOR OF ROTATING ELECTRICAL MACHINE, ROTATIN...
    • Publication number 20180351421
    • Publication date Dec 6, 2018
    • MITSUBISHI HITACHI POWER SYSTEMS, LTD.
    • Seijiro MURAMATSU
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    ROTOR OF ROTARY-ELECTRIC MACHINE
    • Publication number 20100045126
    • Publication date Feb 25, 2010
    • Kenichi Hattori
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Rotor of rotary-electric machine
    • Publication number 20070085428
    • Publication date Apr 19, 2007
    • Kenichi Hattori
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER