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Takahiro Umehara

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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    AIR-COOLED FUEL CELL SYSTEM
    • Publication number 20250046834
    • Publication date Feb 6, 2025
    • Toyota Jidosha Kabushiki Kaisha
    • Takahiro UMEHARA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    AIR-COOLED FUEL CELL SYSTEM
    • Publication number 20250046836
    • Publication date Feb 6, 2025
    • Toyota Jidosha Kabushiki Kaisha
    • Nobuaki NONOYAMA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    AIR-COOLED FUEL CELL SYSTEM
    • Publication number 20250046833
    • Publication date Feb 6, 2025
    • Toyota Jidosha Kabushiki Kaisha
    • Nobuaki NONOYAMA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    POWER SUPPLY CONTROL APPARATUS AND ELECTRIC DISCHARGE METHOD
    • Publication number 20230378786
    • Publication date Nov 23, 2023
    • Toyota Jidosha Kabushiki Kaisha
    • Takahiro UMEHARA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    FUEL CELL SYSTEM
    • Publication number 20220399556
    • Publication date Dec 15, 2022
    • Toyota Jidosha Kabushiki Kaisha
    • Masayuki ITO
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    STRUCTURE
    • Publication number 20220348182
    • Publication date Nov 3, 2022
    • Toyota Jidosha Kabushiki Kaisha
    • Toshiaki Kusakari
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    FUEL CELL SYSTEM
    • Publication number 20220293981
    • Publication date Sep 15, 2022
    • Toyota Jidosha Kabushiki Kaisha
    • Takahiro UMEHARA
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    FUEL CELL SYSTEM
    • Publication number 20220293982
    • Publication date Sep 15, 2022
    • Toyota Jidosha Kabushiki Kaisha
    • Nobuyuki KITAMURA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    VOLTAGE CONVERTER
    • Publication number 20220231590
    • Publication date Jul 21, 2022
    • Toyota Jidosha Kabushiki Kaisha
    • Takahiro UMEHARA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    POWER SUPPLY UNIT
    • Publication number 20220224232
    • Publication date Jul 14, 2022
    • Toyota Jidosha Kabushiki Kaisha
    • Tomohiko KANEKO
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    FUEL CELL VEHICLE AND METHOD FOR CONTROLLING THE SAME
    • Publication number 20200215932
    • Publication date Jul 9, 2020
    • Toyota Jidosha Kabushiki Kaisha
    • Shinya OWATARI
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    FUEL CELL SYSTEM AND METHOD FOR CONTROLLING THE FUEL CELL SYSTEM
    • Publication number 20190273437
    • Publication date Sep 5, 2019
    • Toyota Jidosha Kabushiki Kaisha
    • Yutaka TANO
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    FUEL CELL SYSTEM AND VEHICLE
    • Publication number 20190198894
    • Publication date Jun 27, 2019
    • Toyota Jidosha Kabushiki Kaisha
    • Akihiro KAMIYA
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    FUEL CELL SYSTEM
    • Publication number 20180114999
    • Publication date Apr 26, 2018
    • Toyota Jidosha Kabushiki Kaisha
    • Takahiro UMEHARA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    VOLTAGE CONTROL SYSTEM, FUEL CELL SYSTEM, AND CONTROL METHOD FOR VO...
    • Publication number 20170365867
    • Publication date Dec 21, 2017
    • Toyota Jidosha Kabushiki Kaisha
    • Yutaka TANO
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    VOLTAGE CONTROL SYSTEM, FUEL CELL SYSTEM, AND CONTROL METHOD FOR VO...
    • Publication number 20170250424
    • Publication date Aug 31, 2017
    • Toyota Jidosha Kabushiki Kaisha
    • Yutaka TANO
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    CONVERTER CONTROL DEVICE
    • Publication number 20120098507
    • Publication date Apr 26, 2012
    • TOYOTA JIDOSHA KABUSHIKI KAISHA
    • Takahiko Hasegawa
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER