Patents by Inventor Yong Joon CHWAE

Yong Joon CHWAE 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 preparing mesenchymal stem cell-derived exosomes and culture solution produced from the same
    Patent number: 11879138
    Abstract: The present application provides a method for preparing mesenchymal stem cell-derived exosomes, the method including: obtaining a cell sample from mesenchymal stem cells and sub-culturing the cell sample, culturing the sub-cultured cells in a substrate medium containing a protein synthesis inhibitory enzyme, and then obtaining a cell culture solution, and isolating exosomes from the cell culture solution, and a cell culture solution produced therefrom. The method for preparing exosomes of the present application has an advantage in that high purity and high concentration exosomes can be isolated.
    Type: Grant
    Filed: June 29, 2020
    Date of Patent: January 23, 2024
    Assignee: CK-EXOGENE CO., LTD.
    Inventors: Jae Young Kim, Yong Joon Chwae
  • METHOD FOR PREPARING MESENCHYMAL STEM CELL-DERIVED EXOSOMES AND CULTURE SOLUTION PRODUCED FROM THE SAME
    Publication number: 20220348881
    Abstract: The present application provides a method for preparing mesenchymal stem cell-derived exosomes, the method including: obtaining a cell sample from mesenchymal stem cells and sub-culturing the cell sample, culturing the sub-cultured cells in a substrate medium containing a protein synthesis inhibitory enzyme, and then obtaining a cell culture solution, and isolating exosomes from the cell culture solution, and a cell culture solution produced therefrom. The method for preparing exosomes of the present application has an advantage in that high purity and high concentration exosomes can be isolated.
    Type: Application
    Filed: June 29, 2020
    Publication date: November 3, 2022
    Inventors: Jae Young KIM, Yong Joon CHWAE