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Yuko Kawajiri

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  • Atsugi-shi, JP
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    Optical Module
    • Publication number 20210397065
    • Publication date Dec 23, 2021
    • Nippon Telegraph and Telephone Corporation
    • Ai Yanagihara
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Optical Connection Structure
    • Publication number 20210373232
    • Publication date Dec 2, 2021
    • Nippon Telegraph and Telephone Corporation
    • Hiroshi ISHIKAWA
    • G02 - OPTICS
  • Information Patent Application

    Optical Connection Structure and Method for Forming Same
    • Publication number 20210356669
    • Publication date Nov 18, 2021
    • Nippon Telegraph and Telephone Corporation
    • Kota Shikama
    • G02 - OPTICS
  • Information Patent Application

    OPTICAL MODULE
    • Publication number 20210349260
    • Publication date Nov 11, 2021
    • Nippon Telegraph and Telephone Corporation
    • Toshiki Kishi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    CONNECTION STRUCTURE OF OPTICAL WAVEGUIDE CHIPS
    • Publication number 20210231887
    • Publication date Jul 29, 2021
    • Nippon Telegraph and Telephone Corporation
    • Kota SHIKAMA
    • G02 - OPTICS
  • Information Patent Application

    Connection Structure for Optical Waveguide Chip
    • Publication number 20210215879
    • Publication date Jul 15, 2021
    • Nippon Telegraph and Telephone Corporation
    • Hiroshi ISHIKAWA
    • G02 - OPTICS
  • Information Patent Application

    Planar-Lightwave-Type Optical Device
    • Publication number 20200363694
    • Publication date Nov 19, 2020
    • Nippon Telegraph and Telephone Corporation
    • Ai Yanagihara
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    CONNECTION STRUCTURE OF OPTICAL WAVEGUIDE CHIPS
    • Publication number 20200209477
    • Publication date Jul 2, 2020
    • Nippon Telegraph and Telephone Corporation
    • Kota SHIKAMA
    • G02 - OPTICS
  • Information Patent Application

    Signal Processing Circuit, Distributed Memory, ROM, and DAC which S...
    • Publication number 20200135256
    • Publication date Apr 30, 2020
    • Nippon Telegraph and Telephone Corporation
    • Salaheldin Ahmed Ezzeldin Ibrahim Mohamed
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    OPTICAL MODULE
    • Publication number 20140193114
    • Publication date Jul 10, 2014
    • Naoki Ooba
    • G02 - OPTICS