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Koji Nakajima

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Patents Grantslast 30 patents

  • Information Patent Grant

    Power conversion device
    • Patent number 11,848,137
    • Issue date Dec 19, 2023
    • Mitsubishi Electric Corporation
    • Yu Kishiwada
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Power converter
    • Patent number 11,848,605
    • Issue date Dec 19, 2023
    • Mitsubishi Electric Corporation
    • Kenichi Tamura
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Electric power converter
    • Patent number 11,540,424
    • Issue date Dec 27, 2022
    • Mitsubishi Electric Corporation
    • Yoshikazu Nozuki
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Circuit device and power conversion device
    • Patent number 11,350,517
    • Issue date May 31, 2022
    • Mitsubishi Electric Corporation
    • Hiroyuki Yahara
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Isolated converter
    • Patent number 11,239,021
    • Issue date Feb 1, 2022
    • Mitsubishi Electric Corporation
    • Koji Nakajima
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Power circuit device
    • Patent number 11,206,729
    • Issue date Dec 21, 2021
    • Mitsubishi Electric Corporation
    • Shota Sato
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Power converter
    • Patent number 11,094,452
    • Issue date Aug 17, 2021
    • Mitsubishi Electric Corporation
    • Koji Nakajima
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Circuit device and power converter
    • Patent number 11,049,640
    • Issue date Jun 29, 2021
    • Mitsubishi Electric Corporation
    • Kenta Fujii
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Power converter
    • Patent number 11,031,177
    • Issue date Jun 8, 2021
    • Mitsubishi Electric Corporation
    • Koji Nakajima
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Circuit device and power conversion device
    • Patent number 10,916,367
    • Issue date Feb 9, 2021
    • Mitsubishi Electric Corporation
    • Kazuaki Fukui
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Electronic circuit board and power conversion device
    • Patent number 10,912,232
    • Issue date Feb 2, 2021
    • Mitsubishi Electric Corporation
    • Koji Nakajima
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Insulation type step-up converter
    • Patent number 10,404,178
    • Issue date Sep 3, 2019
    • Mitsubishi Electric Corporation
    • Koji Nakajima
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Insulation type step-down coverter
    • Patent number 10,199,159
    • Issue date Feb 5, 2019
    • Mitsubishi Electric Corporation
    • Koji Nakajima
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Power conversion system
    • Patent number 10,173,530
    • Issue date Jan 8, 2019
    • Mitsubishi Electric Corporation
    • Kazuki Takegawa
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Power conversion device
    • Patent number 10,084,388
    • Issue date Sep 25, 2018
    • Mitsubishi Electric Corporation
    • Keita Takahashi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Insulation type step-down converter
    • Patent number 9,960,697
    • Issue date May 1, 2018
    • Mitsubishi Electric Corporation
    • Koji Nakajima
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Insulation type step-down converter
    • Patent number 9,941,044
    • Issue date Apr 10, 2018
    • Mitsubishi Electric Corporation
    • Koji Nakajima
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Light amount measurement device and light amount measurement method
    • Patent number 7,388,660
    • Issue date Jun 17, 2008
    • Advanced Mask Inspection Technology Inc.
    • Noboru Kobayashi
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Hard coat film, production method of the same, polarizing plate and...
    • Patent number 7,125,591
    • Issue date Oct 24, 2006
    • Konica Minolta Opto, INC
    • Koji Nakajima
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Process for producing colored shaped article from curable resin, co...
    • Patent number 7,074,354
    • Issue date Jul 11, 2006
    • Nabtesco Corporation
    • Katsuyuki Watanabe
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    METHOD OF MANUFACTURING ELECTRODES AND DRYING APPARATUS
    • Publication number 20240258493
    • Publication date Aug 1, 2024
    • Ushio Denki Kabushiki Kaisha
    • Shinji SUZUKI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    COIL DEVICE AND POWER CONVERSION DEVICE
    • Publication number 20240177914
    • Publication date May 30, 2024
    • MITSUBISHI ELECTRIC CORPORATION
    • Hiroyuki KIYONAGA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    POWER CONVERTER AND METHOD FOR MANUFACTURING POWER CONVERTER
    • Publication number 20220264769
    • Publication date Aug 18, 2022
    • MITSUBISHI ELECTRIC CORPORATION
    • Yu KISHIWADA
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    POWER CONVERTER
    • Publication number 20220103075
    • Publication date Mar 31, 2022
    • MITSUBISHI ELECTRIC CORPORATION
    • Kenichi TAMURA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ELECTRIC POWER CONVERTER
    • Publication number 20210274678
    • Publication date Sep 2, 2021
    • MITSUBISHI ELECTRIC CORPORATION
    • Yoshikazu NOZUKI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    POWER CONVERSION DEVICE
    • Publication number 20210233695
    • Publication date Jul 29, 2021
    • MITSUBISHI ELECTRIC CORPORATION
    • Yu KISHIWADA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Circuit Device and Power Conversion Device
    • Publication number 20200367353
    • Publication date Nov 19, 2020
    • MITSUBISHI ELECTRIC CORPORATION
    • Hiroyuki YAHARA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    ELECTRONIC CIRCUIT BOARD AND POWER CONVERSION DEVICE
    • Publication number 20190320554
    • Publication date Oct 17, 2019
    • MITSUBISHI ELECTRIC CORPORATION
    • Koji NAKAJIMA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    ISOLATED CONVERTER
    • Publication number 20190180923
    • Publication date Jun 13, 2019
    • Mitsubishi Electric Corporation
    • Koji NAKAJIMA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    POWER CIRCUIT DEVICE
    • Publication number 20190110355
    • Publication date Apr 11, 2019
    • MITSUBISHI ELECTRIC CORPORATION
    • Shota SATO
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    INSULATION TYPE STEP-UP CONVERTER
    • Publication number 20190108937
    • Publication date Apr 11, 2019
    • MITSUBISHI ELECTRIC CORPORATION
    • Koji NAKAJIMA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Circuit Apparatus and Power Conversion System
    • Publication number 20190103212
    • Publication date Apr 4, 2019
    • MITSUBISHI ELECTRIC CORPORATION
    • Kenta Fujii
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    CIRCUIT DEVICE AND POWER CONVERSION DEVICE
    • Publication number 20190019618
    • Publication date Jan 17, 2019
    • MITSUBISHI ELECTRIC CORPORATION
    • Kazuaki FUKUI
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    CIRCUIT DEVICE AND POWER CONVERTER
    • Publication number 20190019609
    • Publication date Jan 17, 2019
    • MITSUBISHI ELECTRIC CORPORATION
    • Kenta FUJII
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    INSULATION TYPE STEP-DOWN COVERTER
    • Publication number 20180350514
    • Publication date Dec 6, 2018
    • MITSUBISHI ELECTRIC CORPORATION
    • Koji NAKAJIMA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    POWER CONVERTER
    • Publication number 20180261382
    • Publication date Sep 13, 2018
    • MITSUBISHI ELECTRIC CORPORATION
    • Koji NAKAJIMA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    POWER CONVERSION SYSTEM
    • Publication number 20180178656
    • Publication date Jun 28, 2018
    • Mitsubishi Electric Corporation
    • Kazuki TAKEGAWA
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    POWER CONVERTER
    • Publication number 20180174739
    • Publication date Jun 21, 2018
    • MITSUBISHI ELECTRIC CORPORATION
    • Koji NAKAJIMA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    INSULATION TYPE STEP-DOWN CONVERTER
    • Publication number 20180025828
    • Publication date Jan 25, 2018
    • MITSUBISHI ELECTRIC CORPORATION
    • Koji NAKAJIMA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    INSULATION TYPE STEP-DOWN CONVERTER
    • Publication number 20170310228
    • Publication date Oct 26, 2017
    • MITSUBISHI ELECTRIC CORPORATION
    • Koji NAKAJIMA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    POWER CONVERSION DEVICE
    • Publication number 20170194873
    • Publication date Jul 6, 2017
    • MITSUBISHI ELECTRIC CORPORATION
    • Keita TAKAHASHI
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    SCREEN DISPLAY PROGRAM
    • Publication number 20160154573
    • Publication date Jun 2, 2016
    • Nomura Research Institute, Ltd.
    • Hitoshi YANO
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    SCREEN DISPLAY PROGRAM
    • Publication number 20160147716
    • Publication date May 26, 2016
    • Nomura Research Institute, Ltd.
    • Hitoshi YANO
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    SCREEN DISPLAY PROGRAM
    • Publication number 20160148178
    • Publication date May 26, 2016
    • Nomura Research Institute, Ltd.
    • Hitoshi YANO
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    Light amount measurement device and light amount measurement method
    • Publication number 20070081149
    • Publication date Apr 12, 2007
    • Advanced Mask Inspection Technology Inc.
    • Noboru Kobayashi
    • G01 - MEASURING TESTING
  • Information Patent Application

    HARD COAT FILM, PRODUCTION METHOD OF THE SAME, POLARIZING PLATE AND...
    • Publication number 20070048461
    • Publication date Mar 1, 2007
    • Konica Minolta Opto, Inc.
    • Koji Nakajima
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    Hard coat film, production method of the same, polarizing plate and...
    • Publication number 20040247889
    • Publication date Dec 9, 2004
    • Konica Minolta Opto, Inc.
    • Koji Nakajima
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    Process for producing colored shaped article from curable resin, co...
    • Publication number 20040105967
    • Publication date Jun 3, 2004
    • Katsuyuki Watanabe
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL