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Ryohei MAKINO

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Patents Grantslast 30 patents

  • Information Patent Grant

    Signal relay board for power semiconductor modules
    • Patent number 10,276,386
    • Issue date Apr 30, 2019
    • Fuji Electric Co., Ltd.
    • Ryohei Makino
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    DC-DC converter
    • Patent number 10,243,353
    • Issue date Mar 26, 2019
    • FUJI ELECTROC CO., LTD.
    • Masatoshi Tsuyuki
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Chopper device
    • Patent number 9,837,894
    • Issue date Dec 5, 2017
    • Fuji Electric Co., Ltd.
    • Ryohei Makino
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Semiconductor multi-layer substrate and semiconductor element
    • Patent number 9,276,066
    • Issue date Mar 1, 2016
    • Fuji Electric Co., Ltd.
    • Ryosuke Tamura
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    SEMICONDUCTOR DEVICE
    • Publication number 20180174987
    • Publication date Jun 21, 2018
    • Fuji Electric Co., Ltd.
    • Mikiya CHOUNABAYASHI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SIGNAL RELAY BOARD FOR POWER SEMICONDUCTOR MODULES
    • Publication number 20180053654
    • Publication date Feb 22, 2018
    • Fuji Electric Co., Ltd.
    • Ryohei MAKINO
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    CHOPPER DEVICE
    • Publication number 20170244319
    • Publication date Aug 24, 2017
    • Fuji Electric Co., Ltd.
    • Ryohei MAKINO
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    POWER UNIT COOLING MECHANISM
    • Publication number 20170170097
    • Publication date Jun 15, 2017
    • Fuji Electric Co., Ltd.
    • Ryohei MAKINO
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    DC-DC CONVERTER
    • Publication number 20170054288
    • Publication date Feb 23, 2017
    • Fuji Electric Co., Ltd.
    • Masatoshi TSUYUKI
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    SEMICONDUCTOR MULTI-LAYER SUBSTRATE AND SEMICONDUCTOR ELEMENT
    • Publication number 20150221725
    • Publication date Aug 6, 2015
    • Fuji Electric Co., Ltd.
    • Ryosuke Tamura
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    METHOD FOR MANUFACTURING SEMICONDUCTOR WAFER, AND SEMICONDUCTOR WAFER
    • Publication number 20140284660
    • Publication date Sep 25, 2014
    • Ryohei MAKINO
    • H01 - BASIC ELECTRIC ELEMENTS