TREA

ZHANGRONG CHEN

Follow

Person

  • Huizhou City, Guangdong Province, CN
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Liquid crystal composition
    • Patent number 9,617,476
    • Issue date Apr 11, 2017
    • HUIZHOU FORYOU OPTICAL TECHNOLOGY CO., LTD.
    • Zhangrong Chen
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

  • Information Patent Application

    MAGNETIC PIGMENT FLAKE, OPTICALLY VARIABLE INK, AND ANTI-FALSIFICAT...
    • Publication number 20220334295
    • Publication date Oct 20, 2022
    • HUIZHOU FORYOU OPTICAL TECHNOLOGY CO., LTD.
    • HONGBAO SUN
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    LIQUID CRYSTAL COMPOSITION
    • Publication number 20150344781
    • Publication date Dec 3, 2015
    • HUIZHOU FORYOU OPTICAL TECHNOLOGY CO., LTD.
    • ZHANGRONG CHEN
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...