TREA

Koichi MAKIDAI

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  • Taito-ku, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Light control sheets and imaging systems
    • Patent number 11,131,896
    • Issue date Sep 28, 2021
    • Toppan Printing Co., Ltd.
    • Yasushi Hayashida
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Light control module
    • Patent number 10,921,656
    • Issue date Feb 16, 2021
    • Toppan Printing Co., Ltd.
    • Tetsushi Yoshida
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS

Patents Applicationslast 30 patents

  • Information Patent Application

    LIGHT CONTROL SHEETS AND IMAGING SYSTEMS
    • Publication number 20190227354
    • Publication date Jul 25, 2019
    • TOPPAN PRINTING CO., LTD.
    • Yasushi HAYASHIDA
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    LIGHT CONTROL MODULE
    • Publication number 20190041680
    • Publication date Feb 7, 2019
    • TOPPAN PRINTING CO., LTD.
    • Tetsushi YOSHIDA
    • G02 - OPTICS