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Qian ZHANG

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  • Shijiazhuang City, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Liquid crystal display device
    • Patent number 10,698,266
    • Issue date Jun 30, 2020
    • SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIAL CO., LTD.
    • Xuefeng Li
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

  • Information Patent Application

    LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY ELEMENT, LIQU...
    • Publication number 20190375987
    • Publication date Dec 12, 2019
    • SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIAL CO. LTD
    • Zhenqiang LI
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    LIQUID CRYSTAL DISPLAY DEVICE
    • Publication number 20190353962
    • Publication date Nov 21, 2019
    • Shijiazhuang Chengzhi Yonghua Display Material Co., Ltd
    • Xuefeng LI
    • G02 - OPTICS
  • Information Patent Application

    LIQUID CRYSTAL DISPLAY DEVICE
    • Publication number 20190353963
    • Publication date Nov 21, 2019
    • Shijiazhuang Chengzhi Yonghua Display Material Co., Ltd
    • Xuefeng LI
    • G02 - OPTICS