TREA

Shoko YOKOKAWA

Follow

Person

  • Sagamihara, JP
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Optical semiconductor device
    • Patent number 12,046,870
    • Issue date Jul 23, 2024
    • Lumentum Japan, Inc.
    • Atsushi Nakamura
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Semiconductor laser
    • Patent number 12,027,823
    • Issue date Jul 2, 2024
    • Lumentum Japan, Inc.
    • Shoko Yokokawa
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    OPTICAL SEMICONDUCTOR DEVICE
    • Publication number 20230155347
    • Publication date May 18, 2023
    • Lumentum Japan, Inc.
    • Atsushi NAKAMURA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SEMICONDUCTOR LASER
    • Publication number 20220360048
    • Publication date Nov 10, 2022
    • Lumentum Japan, Inc.
    • Shoko YOKOKAWA
    • H01 - BASIC ELECTRIC ELEMENTS