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Xiaohong Zhang

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  • Charenton-le-Pont, FR
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Patents Grantslast 30 patents

  • Information Patent Grant

    Ophthalmic tinted glass
    • Patent number 11,561,416
    • Issue date Jan 24, 2023
    • Essilor International
    • Francisco De Ayguavives
    • G02 - OPTICS

Patents Applicationslast 30 patents

  • Information Patent Application

    OPHTHALMIC TINTED GLASS
    • Publication number 20200400974
    • Publication date Dec 24, 2020
    • Essilor International
    • Francisco DE AYGUAVIVES
    • G02 - OPTICS
  • Information Patent Application

    HEAD-MOUNTED DISPLAY WITH FILTER FUNCTION
    • Publication number 20160320621
    • Publication date Nov 3, 2016
    • ESSILOR INTERNATIONAL (COMPAGNIE GENERALE D'OPTIQUE)
    • John Biteau
    • G02 - OPTICS