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Yuriko Kawamura

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  • Atsugi-shi, Kanagawa-ken, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Optical circuit with common ground configuration for resistors and...
    • Patent number 12,099,266
    • Issue date Sep 24, 2024
    • Nippon Telegraph and Telephone Corporation
    • Kiyofumi Kikuchi
    • G02 - OPTICS
  • Information Patent Grant

    Optical module
    • Patent number 12,055,765
    • Issue date Aug 6, 2024
    • Nippon Telegraph and Telephone Corporation
    • Yuriko Kawamura
    • G02 - OPTICS
  • Information Patent Grant

    Optical module
    • Patent number 11,592,629
    • Issue date Feb 28, 2023
    • Nippon Telegraph and Telephone Corporation
    • Yuriko Kawamura
    • G02 - OPTICS
  • Information Patent Grant

    Optical module
    • Patent number 11,567,275
    • Issue date Jan 31, 2023
    • Nippon Telegraph and Telephone Corporation
    • Yuriko Kawamura
    • G02 - OPTICS
  • Information Patent Grant

    Optical modulator
    • Patent number 10,890,787
    • Issue date Jan 12, 2021
    • Nippon Telegraph and Telephone Corporation
    • Yuriko Kawamura
    • G02 - OPTICS
  • Information Patent Grant

    Optical modulator having interconnecting ground electrodes for copl...
    • Patent number 10,852,618
    • Issue date Dec 1, 2020
    • Nippon Telegraph and Telephone Corporation
    • Ken Tsuzuki
    • G02 - OPTICS
  • Information Patent Grant

    Optical receiver
    • Patent number 10,601,522
    • Issue date Mar 24, 2020
    • Nippon Telegraph and Telephone Corporation
    • Toshihiro Itoh
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

  • Information Patent Application

    Optical Module
    • Publication number 20240353627
    • Publication date Oct 24, 2024
    • Nippon Telegraph and Telephone Corporation
    • Yuriko Kawamura
    • G02 - OPTICS
  • Information Patent Application

    Optical Module
    • Publication number 20230258872
    • Publication date Aug 17, 2023
    • Nippon Telegraph and Telephone Corporation
    • Yuriko Kawamura
    • G02 - OPTICS
  • Information Patent Application

    OPTO-Electronic Integrated Module
    • Publication number 20230244045
    • Publication date Aug 3, 2023
    • Nippon Telegraph and Telephone Corporation
    • Yuriko Kawamura
    • G02 - OPTICS
  • Information Patent Application

    Optical Communication Element
    • Publication number 20230156932
    • Publication date May 18, 2023
    • Nippon Telegraph and Telephone Corporation
    • Ken Tsuzuki
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Optical Circuit
    • Publication number 20220365377
    • Publication date Nov 17, 2022
    • Nippon Telegraph and Telephone Corporation
    • Kiyofumi Kikuchi
    • G02 - OPTICS
  • Information Patent Application

    Optical Module
    • Publication number 20220357512
    • Publication date Nov 10, 2022
    • Nippon Telegraph and Telephone Corporation
    • Yuriko Kawamura
    • G02 - OPTICS
  • Information Patent Application

    Optical Module
    • Publication number 20220066110
    • Publication date Mar 3, 2022
    • Nippon Telegraph and Telephone Corporation
    • Yuriko Kawamura
    • G02 - OPTICS
  • Information Patent Application

    Optical Module
    • Publication number 20210382249
    • Publication date Dec 9, 2021
    • Nippon Telegraph and Telephone Corporation
    • Yuriko Kawamura
    • G02 - OPTICS
  • Information Patent Application

    OPTICAL MODULATOR
    • Publication number 20200292908
    • Publication date Sep 17, 2020
    • NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    • Ken Tsuzuki
    • G02 - OPTICS
  • Information Patent Application

    OPTICAL RECEIVER
    • Publication number 20190181961
    • Publication date Jun 13, 2019
    • Nippon Telegraph and Telephone Corporation
    • Toshihiro Itoh
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    OPTICAL MODULATOR
    • Publication number 20190025615
    • Publication date Jan 24, 2019
    • Nippon Telegraph and Telephone Corporation
    • Yuriko Kawamura
    • G02 - OPTICS