TREA

Atsushi Izawa

Follow

Person

  • Tokyo, JP
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Optical module and method of manufacturing optical module
    • Patent number 12,274,039
    • Issue date Apr 8, 2025
    • Furukawa Electric Co., Ltd.
    • Kazuya Nagashima
    • G02 - OPTICS
  • Information Patent Grant

    Optical module
    • Patent number 12,199,678
    • Issue date Jan 14, 2025
    • Furukawa Electric Co., Ltd.
    • Kazuya Nagashima
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Optical module
    • Patent number 11,903,125
    • Issue date Feb 13, 2024
    • Furukawa Electric Co., Ltd.
    • Maiko Ariga
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Optical module
    • Patent number 11,722,221
    • Issue date Aug 8, 2023
    • Furukawa Electric Co., Ltd.
    • Kazuya Nagashima
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Optical module including an optical component and an optical device
    • Patent number 7,412,148
    • Issue date Aug 12, 2008
    • The Furukawa Electric Co., Ltd.
    • Masayuki Iwase
    • G02 - OPTICS
  • Information Patent Grant

    Optical module
    • Patent number 6,608,725
    • Issue date Aug 19, 2003
    • The Furukawa Electric Co., Ltd.
    • Atsushi Izawa
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    OPTICAL WAVEGUIDE STRUCTURE
    • Publication number 20250180807
    • Publication date Jun 5, 2025
    • FURUKAWA ELECTRIC CO., LTD.
    • Noritaka MATSUBARA
    • G02 - OPTICS
  • Information Patent Application

    PRISM AND OPTICAL DEVICE
    • Publication number 20250180790
    • Publication date Jun 5, 2025
    • FURUKAWA ELECTRIC CO., LTD.
    • Atsushi KAJI
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    OPTICAL MODULE
    • Publication number 20240340085
    • Publication date Oct 10, 2024
    • FURUKAWA ELECTRIC CO., LTD.
    • Kazuya NAGASHIMA
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    OPTICAL APPARATUS
    • Publication number 20240255724
    • Publication date Aug 1, 2024
    • FURUKAWA ELECTRIC CO., LTD.
    • Atsushi IZAWA
    • G02 - OPTICS
  • Information Patent Application

    OPTICAL DEVICE, SUBASSEMBLY OF OPTICAL DEVICE, AND METHOD OF MANUFA...
    • Publication number 20230359024
    • Publication date Nov 9, 2023
    • FURUKAWA ELECTRIC CO., LTD.
    • Atsushi IZAWA
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    OPTICAL APPARATUS
    • Publication number 20230319993
    • Publication date Oct 5, 2023
    • FURUKAWA ELECTRIC CO., LTD.
    • Atsushi IZAWA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    OPTICAL MODULE
    • Publication number 20230244047
    • Publication date Aug 3, 2023
    • FURUKAWA ELECTRIC CO., LTD.
    • Kazuya NAGASHIMA
    • G02 - OPTICS
  • Information Patent Application

    OPTICAL MODULE AND METHOD OF MANUFACTURING OPTICAL MODULE
    • Publication number 20220369524
    • Publication date Nov 17, 2022
    • FURUKAWA ELECTRIC CO., LTD.
    • Kazuya NAGASHIMA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    OPTICAL DEVICE AND METHOD FOR MANUFACTURING OPTICAL DEVICE
    • Publication number 20220317392
    • Publication date Oct 6, 2022
    • FURUKAWA ELECTRIC CO., LTD.
    • Atsushi IZAWA
    • G02 - OPTICS
  • Information Patent Application

    OPTICAL MODULE
    • Publication number 20220007496
    • Publication date Jan 6, 2022
    • FURUKAWA ELECTRIC CO., LTD.
    • Maiko ARIGA
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    OPTICAL MODULE
    • Publication number 20210376931
    • Publication date Dec 2, 2021
    • FURUKAWA ELECTRIC CO., LTD.
    • Kazuya NAGASHIMA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    OPTICAL MODULE
    • Publication number 20210320719
    • Publication date Oct 14, 2021
    • FURUKAWA ELECTRIC CO., LTD.
    • Kazuya NAGASHIMA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    OPTICAL MODULE
    • Publication number 20170261701
    • Publication date Sep 14, 2017
    • FURUKAWA ELECTRIC CO., LTD.
    • Atsushi IZAWA
    • G02 - OPTICS
  • Information Patent Application

    METHOD FOR MANUFACTURING AN OPTICAL FIBER WITH FILTER AND METHOD FO...
    • Publication number 20090032984
    • Publication date Feb 5, 2009
    • THE FURUKAWA ELECTRIC CO., LTD.
    • Masayuki Iwase
    • G02 - OPTICS
  • Information Patent Application

    Optical module
    • Publication number 20020067554
    • Publication date Jun 6, 2002
    • Atsushi Izawa
    • G02 - OPTICS