Patents by Inventor Zhanhai Yan

Zhanhai Yan has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Method for digestion of RPE cells
    Patent number: 11932869
    Abstract: The present invention disclose a method for digesting RPE cells to dissociate adherent cells, comprising steps: (1) using 1× recombinant enzyme TrypLE to cover RpE cells evenly; (2) using neutral protease Dispase II solution to cover RPE cells evenly, in which steps (1) and (2) are applied step by step.
    Type: Grant
    Filed: February 20, 2019
    Date of Patent: March 19, 2024
    Assignee: EYECURE THERAPEUTICS, INC. (JIANGSU)
    Inventors: Zhanhai Yan, Lei Xie
  • METHOD FOR DIGESTION OF RPE CELLS
    Publication number: 20200362304
    Abstract: The present invention disclose a method for digesting RPE cells to dissociate adherent cells, comprising steps: (1) using 1× recombinant enzyme TrypLE to cover RpE cells evenly; (2) using neutral protease Dispase II solution to cover RPE cells evenly, in which steps (1) and (2) are applied step by step.
    Type: Application
    Filed: February 20, 2019
    Publication date: November 19, 2020
    Inventors: Panfeng Fang, Zhanhai Yan, Lei Xie