TREA

Kojiro IKEDA

Follow

Person

  • Tokyo, JP
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Optical element including stacked liquid crystal cells
    • Patent number 12,253,762
    • Issue date Mar 18, 2025
    • Japan Display Inc.
    • Kojiro Ikeda
    • G02 - OPTICS
  • Information Patent Grant

    Method for driving optical element
    • Patent number 12,248,227
    • Issue date Mar 11, 2025
    • Japan Display Inc.
    • Takayuki Imai
    • G02 - OPTICS
  • Information Patent Grant

    Liquid crystal light control device
    • Patent number 12,216,363
    • Issue date Feb 4, 2025
    • Japan Display Inc.
    • Tae Kurokawa
    • G02 - OPTICS
  • Information Patent Grant

    Liquid crystal light control device and lighting device
    • Patent number 12,210,251
    • Issue date Jan 28, 2025
    • Japan Display Inc.
    • Kojiro Ikeda
    • G02 - OPTICS
  • Information Patent Grant

    Light adjustment device and light adjustment device manufacturing m...
    • Patent number 12,197,090
    • Issue date Jan 14, 2025
    • Japan Display Inc.
    • Yoshikatsu Imazeki
    • G02 - OPTICS
  • Information Patent Grant

    Liquid crystal light control device
    • Patent number 12,174,493
    • Issue date Dec 24, 2024
    • Japan Display Inc.
    • Takeo Koito
    • G02 - OPTICS
  • Information Patent Grant

    Optical element
    • Patent number 12,169,336
    • Issue date Dec 17, 2024
    • Japan Display Inc.
    • Takeo Koito
    • G02 - OPTICS
  • Information Patent Grant

    Lighting device
    • Patent number 12,163,642
    • Issue date Dec 10, 2024
    • Japan Display Inc.
    • Kojiro Ikeda
    • F21 - LIGHTING
  • Information Patent Grant

    Liquid crystal light control device
    • Patent number 12,140,837
    • Issue date Nov 12, 2024
    • Japan Display Inc.
    • Kojiro Ikeda
    • G02 - OPTICS
  • Information Patent Grant

    Optical element and lighting device
    • Patent number 12,140,306
    • Issue date Nov 12, 2024
    • Japan Display Inc.
    • Tae Kurokawa
    • F21 - LIGHTING
  • Information Patent Grant

    Display device
    • Patent number 12,094,431
    • Issue date Sep 17, 2024
    • Japan Display Inc.
    • Kojiro Ikeda
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Liquid crystal device
    • Patent number 12,078,891
    • Issue date Sep 3, 2024
    • Japan Display Inc.
    • Kojiro Ikeda
    • G02 - OPTICS
  • Information Patent Grant

    Liquid crystal device
    • Patent number 12,044,939
    • Issue date Jul 23, 2024
    • Japan Display Inc.
    • Kojiro Ikeda
    • G02 - OPTICS
  • Information Patent Grant

    Liquid crystal device
    • Patent number 12,044,932
    • Issue date Jul 23, 2024
    • Japan Display Inc.
    • Kojiro Ikeda
    • G02 - OPTICS
  • Information Patent Grant

    Optical element
    • Patent number 12,044,934
    • Issue date Jul 23, 2024
    • Japan Display Inc.
    • Kojiro Ikeda
    • G02 - OPTICS
  • Information Patent Grant

    Optical element
    • Patent number 12,038,655
    • Issue date Jul 16, 2024
    • Japan Display Inc.
    • Tae Kurokawa
    • G02 - OPTICS
  • Information Patent Grant

    Display device
    • Patent number 12,032,196
    • Issue date Jul 9, 2024
    • Japan Display Inc.
    • Tenfu Nakamura
    • G02 - OPTICS
  • Information Patent Grant

    Display device
    • Patent number 12,025,881
    • Issue date Jul 2, 2024
    • Japan Display Inc.
    • Tenfu Nakamura
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Display device
    • Patent number 12,013,613
    • Issue date Jun 18, 2024
    • Japan Display Inc.
    • Kojiro Ikeda
    • G02 - OPTICS
  • Information Patent Grant

    Display device with multi-layer pixel electrode structure
    • Patent number 11,982,910
    • Issue date May 14, 2024
    • Japan Display Inc.
    • Kojiro Ikeda
    • G02 - OPTICS
  • Information Patent Grant

    Display device
    • Patent number 11,934,074
    • Issue date Mar 19, 2024
    • Japan Display Inc.
    • Kojiro Ikeda
    • G02 - OPTICS
  • Information Patent Grant

    Liquid crystal device
    • Patent number 11,934,072
    • Issue date Mar 19, 2024
    • Japan Display Inc.
    • Kojiro Ikeda
    • G02 - OPTICS
  • Information Patent Grant

    Display device
    • Patent number 11,934,062
    • Issue date Mar 19, 2024
    • Japan Display Inc.
    • Kojiro Ikeda
    • G02 - OPTICS
  • Information Patent Grant

    Display device
    • Patent number 11,906,863
    • Issue date Feb 20, 2024
    • Japan Display Inc.
    • Kojiro Ikeda
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Display device
    • Patent number 11,809,049
    • Issue date Nov 7, 2023
    • Japan Display Inc.
    • Tenfu Nakamura
    • G02 - OPTICS
  • Information Patent Grant

    Display device
    • Patent number 11,740,510
    • Issue date Aug 29, 2023
    • Japan Display Inc.
    • Kojiro Ikeda
    • G02 - OPTICS
  • Information Patent Grant

    Display device
    • Patent number 11,657,775
    • Issue date May 23, 2023
    • Japan Display Inc.
    • Kojiro Ikeda
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Optical element
    • Patent number 11,650,464
    • Issue date May 16, 2023
    • Japan Display Inc.
    • Takeo Koito
    • G02 - OPTICS
  • Information Patent Grant

    Display device
    • Patent number 11,640,091
    • Issue date May 2, 2023
    • Japan Display Inc.
    • Kojiro Ikeda
    • G02 - OPTICS
  • Information Patent Grant

    Display device
    • Patent number 11,614,652
    • Issue date Mar 28, 2023
    • Japan Display Inc.
    • Tenfu Nakamura
    • G02 - OPTICS

Patents Applicationslast 30 patents

  • Information Patent Application

    LIQUID CRYSTAL LIGHT CONTROL DEVICE AND LIGHTING DEVICE
    • Publication number 20250116902
    • Publication date Apr 10, 2025
    • Japan Display Inc.
    • Kojiro IKEDA
    • G02 - OPTICS
  • Information Patent Application

    LIQUID CRYSTAL LIGHT CONTROL DEVICE
    • Publication number 20250116900
    • Publication date Apr 10, 2025
    • Japan Display Inc.
    • Tae KUROKAWA
    • G02 - OPTICS
  • Information Patent Application

    DISPLAY DEVICE
    • Publication number 20250110364
    • Publication date Apr 3, 2025
    • Japan Display Inc.
    • Kentaro OKUYAMA
    • G02 - OPTICS
  • Information Patent Application

    LIGHT ADJUSTMENT DEVICE AND LIGHT ADJUSTMENT DEVICE MANUFACTURING M...
    • Publication number 20250102868
    • Publication date Mar 27, 2025
    • Japan Display Inc.
    • Yoshikatsu IMAZEKI
    • G02 - OPTICS
  • Information Patent Application

    LIQUID CRYSTAL LIGHT CONTROL DEVICE
    • Publication number 20250035988
    • Publication date Jan 30, 2025
    • Japan Display Inc.
    • Kojiro IKEDA
    • G02 - OPTICS
  • Information Patent Application

    OPTICAL ELEMENT AND LIGHTING DEVICE INCLUDING THE OPTICAL ELEMENT
    • Publication number 20250035991
    • Publication date Jan 30, 2025
    • Japan Display Inc.
    • Kojiro IKEDA
    • G02 - OPTICS
  • Information Patent Application

    OPTICAL ELEMENT AND LIGHTING DEVICE
    • Publication number 20250027631
    • Publication date Jan 23, 2025
    • Japan Display Inc.
    • Tae KUROKAWA
    • F21 - LIGHTING
  • Information Patent Application

    LIGHTING DEVICE
    • Publication number 20240392934
    • Publication date Nov 28, 2024
    • Japan Display Inc.
    • Kojiro IKEDA
    • F21 - LIGHTING
  • Information Patent Application

    LIGHT ADJUSTMENT DEVICE AND PANEL UNIT
    • Publication number 20240385483
    • Publication date Nov 21, 2024
    • Japan Display Inc.
    • Takeo KOITO
    • G02 - OPTICS
  • Information Patent Application

    LIQUID CRYSTAL DEVICE
    • Publication number 20240361645
    • Publication date Oct 31, 2024
    • Japan Display Inc.
    • Kojiro IKEDA
    • G02 - OPTICS
  • Information Patent Application

    OPTICAL ELEMENT
    • Publication number 20240361649
    • Publication date Oct 31, 2024
    • Japan Display Inc.
    • Takeo KOITO
    • G02 - OPTICS
  • Information Patent Application

    DISPLAY DEVICE
    • Publication number 20240361510
    • Publication date Oct 31, 2024
    • Japan Display Inc.
    • Tenfu NAKAMURA
    • G02 - OPTICS
  • Information Patent Application

    DISPLAY DEVICE
    • Publication number 20240353712
    • Publication date Oct 24, 2024
    • Japan Display Inc.
    • Tenfu NAKAMURA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    LIGHTING DEVICE
    • Publication number 20240344685
    • Publication date Oct 17, 2024
    • Japan Display Inc.
    • Kojiro IKEDA
    • F21 - LIGHTING
  • Information Patent Application

    OPTICAL ELEMENT
    • Publication number 20240345441
    • Publication date Oct 17, 2024
    • Japan Display Inc.
    • Kojiro IKEDA
    • G02 - OPTICS
  • Information Patent Application

    LIQUID CRYSTAL DEVICE
    • Publication number 20240337878
    • Publication date Oct 10, 2024
    • Japan Display Inc.
    • Kojiro IKEDA
    • G02 - OPTICS
  • Information Patent Application

    OPTICAL ELEMENT
    • Publication number 20240337883
    • Publication date Oct 10, 2024
    • Japan Display Inc.
    • Tae KUROKAWA
    • G02 - OPTICS
  • Information Patent Application

    OPTICAL ELEMENT
    • Publication number 20240310679
    • Publication date Sep 19, 2024
    • Japan Display Inc.
    • Kojiro IKEDA
    • G02 - OPTICS
  • Information Patent Application

    OPTICAL ELEMENT
    • Publication number 20240272487
    • Publication date Aug 15, 2024
    • Japan Display Inc.
    • Kojiro IKEDA
    • G02 - OPTICS
  • Information Patent Application

    METHOD FOR DRIVING OPTICAL ELEMENT
    • Publication number 20240192570
    • Publication date Jun 13, 2024
    • Japan Display Inc.
    • Takayuki IMAI
    • G02 - OPTICS
  • Information Patent Application

    LIQUID CRYSTAL LIGHT CONTROL DEVICE AND LIGHTING DEVICE
    • Publication number 20240184170
    • Publication date Jun 6, 2024
    • Japan Display Inc.
    • Kojiro IKEDA
    • G02 - OPTICS
  • Information Patent Application

    LIGHTING DEVICE
    • Publication number 20240117955
    • Publication date Apr 11, 2024
    • Japan Display Inc.
    • Kojiro IKEDA
    • G02 - OPTICS
  • Information Patent Application

    OPTICAL DEVICE
    • Publication number 20240118575
    • Publication date Apr 11, 2024
    • Japan Display Inc.
    • Takayuki IMAI
    • G02 - OPTICS
  • Information Patent Application

    LIGHT ADJUSTMENT DEVICE AND LIGHT ADJUSTMENT DEVICE MANUFACTURING M...
    • Publication number 20240118574
    • Publication date Apr 11, 2024
    • Japan Display Inc.
    • Yoshikatsu IMAZEKI
    • G02 - OPTICS
  • Information Patent Application

    LIGHTING DEVICE
    • Publication number 20240102633
    • Publication date Mar 28, 2024
    • Japan Display Inc.
    • Kojiro IKEDA
    • F21 - LIGHTING
  • Information Patent Application

    LIQUID CRYSTAL OPTICAL ELEMENT AND LIGHTING DEVICE
    • Publication number 20240077769
    • Publication date Mar 7, 2024
    • Japan Display Inc.
    • Takeo KOITO
    • F21 - LIGHTING
  • Information Patent Application

    OPTICAL ELEMENT
    • Publication number 20240077768
    • Publication date Mar 7, 2024
    • Japan Display Inc.
    • Kojiro IKEDA
    • G02 - OPTICS
  • Information Patent Application

    LIQUID CRYSTAL DEVICE
    • Publication number 20240045282
    • Publication date Feb 8, 2024
    • Japan Display Inc.
    • Kojiro IKEDA
    • G02 - OPTICS
  • Information Patent Application

    LIGHTING DEVICE AND OPTICAL ELEMENT
    • Publication number 20240045237
    • Publication date Feb 8, 2024
    • Japan Display Inc.
    • Takeo KOITO
    • G02 - OPTICS
  • Information Patent Application

    OPTICAL DEVICE
    • Publication number 20240045276
    • Publication date Feb 8, 2024
    • Japan Display Inc.
    • Takeo KOITO
    • G02 - OPTICS