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Masashi Hayashiguchi

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  • Kyoto, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Semiconductor device
    • Patent number 11,967,545
    • Issue date Apr 23, 2024
    • Rohm Co., Ltd.
    • Masashi Hayashiguchi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Switching device and electronic circuit
    • Patent number 11,936,369
    • Issue date Mar 19, 2024
    • Rohm Co., Ltd.
    • Masashi Hayashiguchi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Semiconductor module
    • Patent number 11,923,278
    • Issue date Mar 5, 2024
    • Rohm Co., Ltd.
    • Masashi Hayashiguchi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Semiconductor unit, semiconductor device, battery unit, and vehicle
    • Patent number 11,909,329
    • Issue date Feb 20, 2024
    • Rohm Co., Ltd.
    • Mineo Miura
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Semiconductor power module
    • Patent number 11,901,340
    • Issue date Feb 13, 2024
    • Rohm Co., Ltd.
    • Kenji Hayashi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Vehicle drive unit
    • Patent number 11,850,953
    • Issue date Dec 26, 2023
    • Mazda Motor Corporation
    • Takayuki Sato
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Semiconductor device, semiconductor module, relay unit, battery uni...
    • Patent number 11,784,639
    • Issue date Oct 10, 2023
    • Rohm Co., Ltd.
    • Mineo Miura
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Switching device and electronic circuit
    • Patent number 11,728,801
    • Issue date Aug 15, 2023
    • Rohm Co., Ltd.
    • Masashi Hayashiguchi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Semiconductor module
    • Patent number 11,664,298
    • Issue date May 30, 2023
    • Rohm Co., Ltd.
    • Masashi Hayashiguchi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Semiconductor power module
    • Patent number 11,600,602
    • Issue date Mar 7, 2023
    • Rohm Co., Ltd.
    • Kenji Hayashi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Semiconductor module
    • Patent number D978809
    • Issue date Feb 21, 2023
    • Rohm Co., Ltd.
    • Takumi Kanda
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Switching device and electronic circuit
    • Patent number 11,336,275
    • Issue date May 17, 2022
    • Rohm Co., Ltd.
    • Masashi Hayashiguchi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Semiconductor module
    • Patent number 11,328,985
    • Issue date May 10, 2022
    • Rohm Co., Ltd.
    • Masashi Hayashiguchi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Semiconductor device
    • Patent number 11,127,662
    • Issue date Sep 21, 2021
    • Rohm Co., Ltd.
    • Masaaki Matsuo
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Semiconductor power module
    • Patent number 10,950,582
    • Issue date Mar 16, 2021
    • Rohm Co., Ltd.
    • Kenji Hayashi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Semiconductor device
    • Patent number 10,892,218
    • Issue date Jan 12, 2021
    • Rohm Co., Ltd.
    • Yoshihisa Tsukamoto
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Switching device and electronic circuit
    • Patent number 10,826,481
    • Issue date Nov 3, 2020
    • Rohm Co., Ltd.
    • Masashi Hayashiguchi
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Semiconductor power module
    • Patent number 10,600,764
    • Issue date Mar 24, 2020
    • Rohm Co., Ltd.
    • Kenji Hayashi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Semiconductor module
    • Patent number D874412
    • Issue date Feb 4, 2020
    • Rohm Co., Ltd.
    • Takumi Kanda
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Semiconductor module
    • Patent number D873226
    • Issue date Jan 21, 2020
    • Rohm Co., Ltd.
    • Takumi Kanda
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Semiconductor device
    • Patent number 10,490,494
    • Issue date Nov 26, 2019
    • Rohm Co., Ltd.
    • Yoshihisa Tsukamoto
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Switching device and electronic circuit
    • Patent number 10,263,612
    • Issue date Apr 16, 2019
    • Rohm Co., Ltd.
    • Masashi Hayashiguchi
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Semiconductor device
    • Patent number 10,192,820
    • Issue date Jan 29, 2019
    • Rohm Co., Ltd.
    • Yoshihisa Tsukamoto
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Electronic circuit
    • Patent number 9,800,239
    • Issue date Oct 24, 2017
    • Rohm Co., Ltd.
    • Masashi Hayashiguchi
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Electronic circuit
    • Patent number 9,461,533
    • Issue date Oct 4, 2016
    • Rohm Co., Ltd.
    • Masashi Hayashiguchi
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Electronic circuit
    • Patent number 9,231,466
    • Issue date Jan 5, 2016
    • Rohm Co., Ltd.
    • Masashi Hayashiguchi
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Semiconductor module
    • Patent number 9,129,932
    • Issue date Sep 8, 2015
    • Rohm Co., Ltd.
    • Kenji Hayashi
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    SEMICONDUCTOR MODULE
    • Publication number 20240178110
    • Publication date May 30, 2024
    • ROHM CO., LTD.
    • Masashi HAYASHIGUCHI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SEMICONDUCTOR POWER MODULE
    • Publication number 20240136335
    • Publication date Apr 25, 2024
    • ROHM CO., LTD.
    • Kenji HAYASHI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SEMICONDUCTOR DEVICE
    • Publication number 20240006402
    • Publication date Jan 4, 2024
    • ROHM CO., LTD.
    • Masashi HAYASHIGUCHI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SEMICONDUCTOR APPARATUS
    • Publication number 20230378038
    • Publication date Nov 23, 2023
    • Rohm Co., Ltd.
    • Masashi HAYASHIGUCHI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SEMICONDUCTOR DEVICE, SEMICONDUCTOR MODULE, RELAY UNIT, BATTERY UNI...
    • Publication number 20230344427
    • Publication date Oct 26, 2023
    • ROHM CO., LTD.
    • Mineo MIURA
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    SEMICONDUCTOR MODULE
    • Publication number 20230275009
    • Publication date Aug 31, 2023
    • ROHM CO., LTD.
    • Masashi HAYASHIGUCHI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SWITCHING DEVICE AND ELECTRONIC CIRCUIT
    • Publication number 20230268914
    • Publication date Aug 24, 2023
    • ROHM CO., LTD.
    • Masashi HAYASHIGUCHI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SWITCHING DEVICE AND ELECTRONIC CIRCUIT
    • Publication number 20230268915
    • Publication date Aug 24, 2023
    • ROHM CO., LTD.
    • Masashi HAYASHIGUCHI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SWITCHING DEVICE AND ELECTRONIC CIRCUIT
    • Publication number 20230261647
    • Publication date Aug 17, 2023
    • ROHM CO., LTD.
    • Masashi HAYASHIGUCHI
    • G01 - MEASURING TESTING
  • Information Patent Application

    SEMICONDUCTOR POWER MODULE
    • Publication number 20230187416
    • Publication date Jun 15, 2023
    • ROHM CO., LTD.
    • Kenji HAYASHI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    INVERTER STRUCTURE
    • Publication number 20230179111
    • Publication date Jun 8, 2023
    • Mazda Motor Corporation
    • Takayuki Sato
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    INVERTER STRUCTURE
    • Publication number 20230136947
    • Publication date May 4, 2023
    • Mazda Motor Corporation
    • Takayuki Sato
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    VEHICLE DRIVE UNIT
    • Publication number 20230135655
    • Publication date May 4, 2023
    • Mazda Motor Corporation
    • Takayuki Sato
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    ELECTRIC DRIVE UNIT
    • Publication number 20230138904
    • Publication date May 4, 2023
    • MAZDA MOTOR CORPORATION
    • Takayuki Sato
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    ELECTRIC DRIVE UNIT
    • Publication number 20230132540
    • Publication date May 4, 2023
    • Mazda Motor Corporation
    • Takayuki Sato
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    ELECTRIC DRIVE UNIT
    • Publication number 20230136386
    • Publication date May 4, 2023
    • Mazda Motor Corporation
    • Takayuki Sato
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    INVERTER STRUCTURE
    • Publication number 20230136232
    • Publication date May 4, 2023
    • MAZDA MOTOR CORPORATION
    • Takayuki Sato
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    VEHICLE DRIVE UNIT
    • Publication number 20230140022
    • Publication date May 4, 2023
    • MAZDA MOTOR CORPORATION
    • Takayuki Sato
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    ELECTRIC DRIVE UNIT
    • Publication number 20230137055
    • Publication date May 4, 2023
    • Mazda Motor Corporation
    • Takayuki Sato
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    POWER MODULE
    • Publication number 20220319952
    • Publication date Oct 6, 2022
    • Rohm Co., Ltd.
    • Masashi HAYASHIGUCHI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SEMICONDUCTOR DEVICE
    • Publication number 20220254758
    • Publication date Aug 11, 2022
    • Rohm Co., Ltd.
    • Masashi HAYASHIGUCHI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SEMICONDUCTOR MODULE
    • Publication number 20220246507
    • Publication date Aug 4, 2022
    • ROHM CO., LTD.
    • Masashi HAYASHIGUCHI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SWITCHING DEVICE AND ELECTRONIC CIRCUIT
    • Publication number 20220239289
    • Publication date Jul 28, 2022
    • ROHM CO., LTD.
    • Masashi HAYASHIGUCHI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SEMICONDUCTOR DEVICE, SEMICONDUCTOR MODULE, RELAY UNIT, BATTERY UNI...
    • Publication number 20210359677
    • Publication date Nov 18, 2021
    • Rohm Co., Ltd.
    • Mineo MIURA
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    SEMICONDUCTOR UNIT, BATTERY UNIT, AND VEHICLE
    • Publication number 20210354563
    • Publication date Nov 18, 2021
    • Rohm Co., Ltd.
    • Mineo MIURA
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    SEMICONDUCTOR UNIT, SEMICONDUCTOR DEVICE, BATTERY UNIT, AND VEHICLE
    • Publication number 20210359620
    • Publication date Nov 18, 2021
    • Rohm Co., Ltd.
    • Mineo MIURA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    SEMICONDUCTOR POWER MODULE
    • Publication number 20210175213
    • Publication date Jun 10, 2021
    • ROHM CO., LTD.
    • Kenji HAYASHI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SEMICONDUCTOR MODULE
    • Publication number 20210098347
    • Publication date Apr 1, 2021
    • Rohm Co., Ltd.
    • Masashi HAYASHIGUCHI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SWITCHING DEVICE AND ELECTRONIC CIRCUIT
    • Publication number 20210028779
    • Publication date Jan 28, 2021
    • ROHM CO., LTD.
    • Masashi HAYASHIGUCHI
    • G01 - MEASURING TESTING
  • Information Patent Application

    SEMICONDUCTOR POWER MODULE
    • Publication number 20200185358
    • Publication date Jun 11, 2020
    • ROHM CO., LTD.
    • Kenji HAYASHI
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER