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Masakazu Okumura

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  • Yokkaichi, Mie, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Electrical connection box
    • Patent number 11,107,654
    • Issue date Aug 31, 2021
    • Sumitomo Wiring Systems, Ltd.
    • Noriko Okamoto
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Electrical connection box
    • Patent number 10,991,536
    • Issue date Apr 27, 2021
    • Sumitomo Wiring Systems, Ltd.
    • Noriko Okamoto
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Electrical connection box
    • Patent number 10,971,867
    • Issue date Apr 6, 2021
    • Sumitomo Wiring Systems, Ltd.
    • Noriko Okamoto
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Electrical connection box
    • Patent number 10,958,027
    • Issue date Mar 23, 2021
    • Sumitomo Wiring Systems, Ltd.
    • Ryoma Hamada
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Cover structure and electric connection box
    • Patent number 10,462,914
    • Issue date Oct 29, 2019
    • SUMITOMO WIRING SYSTEMS, LTD.
    • Masakazu Okumura
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Electrical connection box
    • Patent number 10,232,810
    • Issue date Mar 19, 2019
    • Sumitomo Wiring Systems, Ltd.
    • Masakazu Okumura
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Circuit structure using printed-circuit board
    • Patent number 10,091,882
    • Issue date Oct 2, 2018
    • Sumitomo Wiring Systems, Ltd.
    • Masakazu Okumura
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

  • Information Patent Application

    ELECTRICAL CONNECTION BOX COVER AND ELECTRICAL CONNECTION APPARATUS
    • Publication number 20220255302
    • Publication date Aug 11, 2022
    • Sumitomo Wiring Systems, Ltd.
    • Masakazu OKUMURA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    ELECTRICAL JUNCTION BOX
    • Publication number 20220077669
    • Publication date Mar 10, 2022
    • Sumitomo Wiring Systems, Ltd.
    • Ryoma Hamada
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    ELECTRICAL CONNECTION BOX
    • Publication number 20210267070
    • Publication date Aug 26, 2021
    • Sumitomo Wiring Systems, Ltd.
    • Masakazu Okumura
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    ELECTRICAL CONNECTION BOX
    • Publication number 20200185179
    • Publication date Jun 11, 2020
    • SUMITOMO WIRING SYSTEMS, LTD.
    • Noriko Okamoto
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ELECTRICAL CONNECTION BOX
    • Publication number 20200185182
    • Publication date Jun 11, 2020
    • SUMITOMO WIRING SYSTEMS, LTD.
    • Noriko Okamoto
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    ELECTRICAL CONNECTION BOX
    • Publication number 20200185866
    • Publication date Jun 11, 2020
    • SUMITOMO WIRING SYSTEMS, LTD.
    • Noriko Okamoto
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ELECTRICAL CONNECTION BOX
    • Publication number 20200185870
    • Publication date Jun 11, 2020
    • SUMITOMO WIRING SYSTEMS, LTD.
    • Ryoma Hamada
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    COVER STRUCTURE AND ELECTRIC CONNECTION BOX
    • Publication number 20190124779
    • Publication date Apr 25, 2019
    • SUMITOMO WIRING SYSTEMS, LTD.
    • Masakazu Okumura
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ELECTRICAL CONNECTION BOX
    • Publication number 20180154849
    • Publication date Jun 7, 2018
    • SUMITOMO WIRING SYSTEMS, LTD.
    • Masakazu Okumura
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    CIRCUIT STRUCTURE USING PRINTED-CIRCUIT BOARD
    • Publication number 20180160537
    • Publication date Jun 7, 2018
    • SUMITOMO WIRING SYSTEMS, LTD.
    • Masakazu Okumura
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR