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Kimihisa Furukawa

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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    POWER CONVERSION UNIT DIAGNOSIS SYSTEM
    • Publication number 20250047195
    • Publication date Feb 6, 2025
    • Hitachi, Ltd
    • Hiroshi KAMIZUMA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    POWER CONVERTER DEVICE
    • Publication number 20240283371
    • Publication date Aug 22, 2024
    • Hitachi, Ltd
    • Yuuichi MABUCHI
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    POWER CONVERTER DEVICE
    • Publication number 20240275177
    • Publication date Aug 15, 2024
    • Hitachi, Ltd
    • Yuuichi MABUCHI
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Power Conversion Device
    • Publication number 20240266969
    • Publication date Aug 8, 2024
    • Hitachi, Ltd
    • Hiroshi KAMIZUMA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    TRANSFORMER
    • Publication number 20240055173
    • Publication date Feb 15, 2024
    • Hitachi, Ltd
    • Kimihisa FURUKAWA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Power Conversion Device
    • Publication number 20240030824
    • Publication date Jan 25, 2024
    • Hitachi, Ltd
    • Kimihisa FURUKAWA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Power Conversion System
    • Publication number 20230056704
    • Publication date Feb 23, 2023
    • Hitachi, Ltd
    • Hajime URAI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Power Conversion Device and Press Apparatus
    • Publication number 20220385204
    • Publication date Dec 1, 2022
    • Hitachi Industrial Equipment Systems Co., Ltd.
    • Mizuki NAKAHARA
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Power Conversion Device, Power Conversion Device Control Device, an...
    • Publication number 20210305903
    • Publication date Sep 30, 2021
    • Hitachi, Ltd
    • Kimihisa FURUKAWA
    • G01 - MEASURING TESTING
  • Information Patent Application

    Power Conversion Device
    • Publication number 20210167690
    • Publication date Jun 3, 2021
    • Hitachi Industrial Products, Ltd.
    • Mizuki NAKAHARA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Power Conversion Device and Power Conversion Device Connection Method
    • Publication number 20210143744
    • Publication date May 13, 2021
    • Hitachi, Ltd
    • Kimihisa FURUKAWA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Power Conversion Device
    • Publication number 20210044212
    • Publication date Feb 11, 2021
    • Hitachi Industrial Products, Ltd.
    • Kimihisa FURUKAWA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Diagnosis System for Power Conversion Device, Diagnosis Method for...
    • Publication number 20190146026
    • Publication date May 16, 2019
    • Hitachi, Ltd
    • Yoshinobu KIMURA
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Power Conversion Device and Motor Drive Apparatus
    • Publication number 20180183369
    • Publication date Jun 28, 2018
    • Hitachi Automotive Systems, Ltd.
    • Takuro KANAZAWA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Power Conversion Device
    • Publication number 20180138830
    • Publication date May 17, 2018
    • Hitachi, Ltd
    • Takashi OGAWA
    • G01 - MEASURING TESTING
  • Information Patent Application

    POWER CONVERTER, DIAGNOSTIC SYSTEM OF POWER CONVERTER, AND DIAGNOST...
    • Publication number 20180123477
    • Publication date May 3, 2018
    • Hitachi, Ltd
    • Junichi SAKANO
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Power Conversion Device and Electric Power Steering Device Using th...
    • Publication number 20170331395
    • Publication date Nov 16, 2017
    • Hitachi Automotive Systems, Ltd.
    • Takuro KANAZAWA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Inverter Device and Electric Vehicle
    • Publication number 20160211790
    • Publication date Jul 21, 2016
    • Hitachi Automotive Systems, Ltd.
    • Toshiyuki Ajima
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    ELECTRIC MOTOR DRIVE DEVICE
    • Publication number 20160028342
    • Publication date Jan 28, 2016
    • Hitachi Automotive Systems, Ltd.
    • Kimihisa FURUKAWA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    INVERTER DEVICE
    • Publication number 20150303844
    • Publication date Oct 22, 2015
    • Hitachi Automotive Systems, Ltd.
    • Toshiyuki AJIMA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Power Conversion Device
    • Publication number 20140292238
    • Publication date Oct 2, 2014
    • Hitachi Automotive Systems, Ltd.
    • Kimihisa Furukawa
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Inverter Apparatus
    • Publication number 20140239861
    • Publication date Aug 28, 2014
    • Hitachi Automotive Systems, Ltd.
    • Toshiyuki AJIMA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Inverter Device
    • Publication number 20140167662
    • Publication date Jun 19, 2014
    • Hitachi Automotive Systems, Ltd.
    • Toshiyuki Ajima
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Power Conversion Device
    • Publication number 20140049198
    • Publication date Feb 20, 2014
    • Hitachi, Ltd
    • Kazuto OOYAMA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Vehicle
    • Publication number 20130066501
    • Publication date Mar 14, 2013
    • Hitachi, Ltd.
    • Kazuto Oyama
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Power Conversion Device
    • Publication number 20130033205
    • Publication date Feb 7, 2013
    • Hitachi, Ltd
    • Kimihisa Furukawa
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Power Conversion Device
    • Publication number 20110266992
    • Publication date Nov 3, 2011
    • Hitachi, Ltd
    • Shingo NISHIGUCHI
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Power Conversion Device
    • Publication number 20110193509
    • Publication date Aug 11, 2011
    • HITACHI, LTD.
    • Kazuto OOYAMA
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    Motor Control Device and Motor System Equipped with Motor Control D...
    • Publication number 20110029179
    • Publication date Feb 3, 2011
    • Hitachi Automotive Systems, Ltd.
    • Hideki MIYAZAKI
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Power Conversion Device
    • Publication number 20110025240
    • Publication date Feb 3, 2011
    • Hitachi Automotive Systems, Ltd.
    • Kimihisa FURUKAWA
    • B60 - VEHICLES IN GENERAL