Yusaku Onuma

Person

  • Funabashi, JP

Patents Grantslast 30 patents

  • Information Patent Grant

    Power conversion device and method for controlling same

    • Patent number 11,909,341
    • Issue date Feb 20, 2024
    • Hitachi Industrial Equipment Systems Co., Ltd.
    • Yusaku Onuma
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Speed calculation device and power conversion device

    • Patent number 11,870,384
    • Issue date Jan 9, 2024
    • Hitachi Industrial Equipment Systems Co., Ltd.
    • Hiroshi Watanabe
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Power conversion device

    • Patent number 11,575,338
    • Issue date Feb 7, 2023
    • Hitachi Industrial Equipment Systems Co., Ltd.
    • Kazuaki Tobari
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Power conversion device

    • Patent number 11,437,944
    • Issue date Sep 6, 2022
    • Hitachi Industrial Equipment Systems Co., Ltd.
    • Kazuaki Tobari
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Power conversion apparatus

    • Patent number 11,424,707
    • Issue date Aug 23, 2022
    • Hitachi Industrial Equipment Systems Co., Ltd.
    • Kazuaki Tobari
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    AC electric motor control device

    • Patent number 11,273,712
    • Issue date Mar 15, 2022
    • Hitachi Industrial Equipment Systems Co., Ltd.
    • Yoshitaka Iwaji
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Synchronous motor control apparatus

    • Patent number 10,903,767
    • Issue date Jan 26, 2021
    • Hitachi Industrial Equipment Systems Co., Ltd.
    • Agnes Hadinata
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Power converter device

    • Patent number 8,581,531
    • Issue date Nov 12, 2013
    • Hitachi Industrial Equipment Systems Co., Ltd.
    • Yusaku Onuma
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Power converter device

    • Patent number 8,362,722
    • Issue date Jan 29, 2013
    • Hitachi Industrial Equipment Systems Co., Ltd.
    • Yusaku Onuma
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

  • Information Patent Application

    Power Conversion Device

    • Publication number 20230299700
    • Publication date Sep 21, 2023
    • HITACHI INDUSTRIAL EQUIPMENT SYSTEMS CO., LTD.
    • Kazuaki TOBARI
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Power Conversion Device and Control Method Thereof

    • Publication number 20230104331
    • Publication date Apr 6, 2023
    • HITACHI INDUSTRIAL EQUIPMENT SYSTEMS CO., LTD.
    • Yusaku ONUMA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    POWER CONVERSION DEVICE AND METHOD FOR CONTROLLING SAME

    • Publication number 20220200505
    • Publication date Jun 23, 2022
    • Hitachi Industrial Equipment Systems Co., Ltd.
    • Yusaku ONUMA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Power Conversion Device

    • Publication number 20220094291
    • Publication date Mar 24, 2022
    • Hitachi Industrial Equipment Systems Co., Ltd.
    • Kazuaki TOBARI
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    AC Electric Motor Control Device

    • Publication number 20210328537
    • Publication date Oct 21, 2021
    • HITACHI INDUSTRIAL EQUIPMENT SYSTEMS CO., LTD.
    • Yoshitaka IWAJI
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Power Conversion Device

    • Publication number 20210273591
    • Publication date Sep 2, 2021
    • HITACHI INDUSTRIAL EQUIPMENT SYSTEMS CO., LTD.
    • Kazuaki TOBARI
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    POWER CONVERSION APPARATUS

    • Publication number 20210152113
    • Publication date May 20, 2021
    • Hitachi Industrial Equipment Systems Co., Ltd.
    • Kazuaki TOBARI
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Speed Calculation Device and Power Conversion Device

    • Publication number 20210075347
    • Publication date Mar 11, 2021
    • HITACHI INDUSTRIAL EQUIPMENT SYSTEMS CO., LTD.
    • Hiroshi WATANABE
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Synchronous Motor Control Apparatus

    • Publication number 20200052620
    • Publication date Feb 13, 2020
    • Hitachi Industrial Equipment Systems Co., Ltd.
    • Agnes HADINATA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Power Converter Device

    • Publication number 20130127380
    • Publication date May 23, 2013
    • Yusaku ONUMA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    POWER CONVERTER DEVICE

    • Publication number 20110227513
    • Publication date Sep 22, 2011
    • Yusaku ONUMA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER