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Keiji WADA

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  • Kyoto, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Semiconductor device
    • Patent number 12,183,701
    • Issue date Dec 31, 2024
    • Rohm Co., Ltd.
    • Bungo Tanaka
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Semiconductor device
    • Patent number 11,810,881
    • Issue date Nov 7, 2023
    • Rohm Co., Ltd.
    • Bungo Tanaka
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Semiconductor device
    • Patent number 11,545,454
    • Issue date Jan 3, 2023
    • Rohm Co., Ltd.
    • Bungo Tanaka
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Semiconductor device
    • Patent number 11,011,489
    • Issue date May 18, 2021
    • Rohm Co., Ltd.
    • Bungo Tanaka
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Semiconductor device
    • Patent number 10,651,144
    • Issue date May 12, 2020
    • Rohm Co., Ltd.
    • Bungo Tanaka
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Semiconductor device
    • Patent number 10,453,816
    • Issue date Oct 22, 2019
    • Rohm Co., Ltd.
    • Bungo Tanaka
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    SEMICONDUCTOR DEVICE
    • Publication number 20250079369
    • Publication date Mar 6, 2025
    • Rohm Co., Ltd.
    • Bungo TANAKA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SEMICONDUCTOR DEVICE
    • Publication number 20250070103
    • Publication date Feb 27, 2025
    • Rohm Co., Ltd.
    • Masanobu TSUJI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING SAME
    • Publication number 20240339490
    • Publication date Oct 10, 2024
    • ROHM CO., LTD.
    • Bungo TANAKA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    INSULATION CHIP AND SIGNAL TRANSMISSION DEVICE
    • Publication number 20240332171
    • Publication date Oct 3, 2024
    • Rohm Co., Ltd.
    • Keiji WADA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    INSULATION CHIP AND SIGNAL TRANSMISSION DEVICE
    • Publication number 20240332259
    • Publication date Oct 3, 2024
    • Rohm Co., Ltd.
    • Keiji WADA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    INSULATION CHIP AND SIGNAL TRANSMISSION DEVICE
    • Publication number 20240331932
    • Publication date Oct 3, 2024
    • Rohm Co., Ltd.
    • Keiji WADA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SEMICONDUCTOR DEVICE
    • Publication number 20240312877
    • Publication date Sep 19, 2024
    • ROHM CO., LTD.
    • Yoshizo OSUMI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SEMICONDUCTOR DEVICE
    • Publication number 20240296980
    • Publication date Sep 5, 2024
    • ROHM CO., LTD.
    • Keiji WADA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ELECTRONIC COMPONENT
    • Publication number 20240186196
    • Publication date Jun 6, 2024
    • Rohm Co., Ltd.
    • Bungo TANAKA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SIGNAL TRANSMITTING DEVICE AND INSULATING CHIP
    • Publication number 20240186309
    • Publication date Jun 6, 2024
    • Rohm Co., Ltd.
    • Bungo TANAKA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ISOLATOR, INSULATING MODULE, AND GATE DRIVER
    • Publication number 20240030276
    • Publication date Jan 25, 2024
    • ROHM CO., LTD.
    • Keiji WADA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ISOLATION TRANSFORMER, ISOLATION MODULE, AND GATE DRIVER
    • Publication number 20240022246
    • Publication date Jan 18, 2024
    • ROHM CO., LTD.
    • Keiji WADA
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    INSULATING TRANSFORMER
    • Publication number 20240014201
    • Publication date Jan 11, 2024
    • ROHM CO., LTD.
    • Bungo TANAKA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SEMICONDUCTOR DEVICE
    • Publication number 20240014159
    • Publication date Jan 11, 2024
    • Rohm Co., Ltd.
    • Bungo TANAKA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SEMICONDUCTOR DEVICE, SEMICONDUCTOR MODULE, MOTOR DRIVE DEVICE, AND...
    • Publication number 20230411281
    • Publication date Dec 21, 2023
    • Rohm Co., Ltd.
    • Bungo TANAKA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    GATE DRIVER, INSULATION MODULE, LOW-VOLTAGE CIRCUIT UNIT, AND HIGH-...
    • Publication number 20230370064
    • Publication date Nov 16, 2023
    • ROHM CO., LTD.
    • Keiji WADA
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    SEMICONDUCTOR DEVICE
    • Publication number 20230352545
    • Publication date Nov 2, 2023
    • ROHM CO., LTD.
    • Keiji WADA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SEMICONDUCTOR DEVICE
    • Publication number 20230102799
    • Publication date Mar 30, 2023
    • Rohm Co., Ltd.
    • Bungo TANAKA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    INSULATING CHIP
    • Publication number 20220208674
    • Publication date Jun 30, 2022
    • Rohm Co., Ltd.
    • Keiji WADA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SEMICONDUCTOR DEVICE
    • Publication number 20210233882
    • Publication date Jul 29, 2021
    • Rohm Co., Ltd.
    • Bungo TANAKA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SEMICONDUCTOR DEVICE
    • Publication number 20200235064
    • Publication date Jul 23, 2020
    • Rohm Co., Ltd.
    • Bungo TANAKA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SEMICONDUCTOR DEVICE
    • Publication number 20190393177
    • Publication date Dec 26, 2019
    • Rohm Co., Ltd.
    • Bungo TANAKA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SEMICONDUCTOR DEVICE
    • Publication number 20180090461
    • Publication date Mar 29, 2018
    • Rohm Co., Ltd.
    • Bungo TANAKA
    • H01 - BASIC ELECTRIC ELEMENTS