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Chi Ho To

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  • Hong Kong, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Baicalein analogs for use in neuroprotection and regulation of immu...
    • Patent number 11,826,341
    • Issue date Nov 28, 2023
    • The Hong Kong Polytechnic University
    • Chi Wai Do
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Lens for optical treatment
    • Patent number RE47006
    • Issue date Aug 28, 2018
    • The Hong Kong Polytechnic University
    • Chi Ho To
  • Information Patent Grant

    Lens for optical treatment
    • Patent number RE45147
    • Issue date Sep 23, 2014
    • The Hong Kong Polytechnic University
    • Chi Ho To
    • 351 - Optics: eye examining, vision testing and correcting
  • Information Patent Grant

    Method of optical treatment
    • Patent number RE43851
    • Issue date Dec 11, 2012
    • The Hong Kong Polytechnic University
    • Chi Ho To
    • 351 - Optics: eye examining, vision testing and correcting
  • Information Patent Grant

    Method of optical treatment
    • Patent number 7,506,983
    • Issue date Mar 24, 2009
    • The Hong Kong Polytechnic University
    • Chi Ho To
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents