Patents by Inventor Ryuuhei HAYASHI

Ryuuhei HAYASHI 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).

  • Mesenchymal stem cell-derived exosome
    Patent number: 11357798
    Abstract: The present invention relates to mesenchymal stem cell-derived microparticles having activity that promotes the growth of corneal epithelial stem cells and/or corneal epithelial cells, activity that maintains corneal epithelial stem cells in an undifferentiated state or promotes the formation of colonies thereby, and function that protects corneal epithelium.
    Type: Grant
    Filed: August 3, 2016
    Date of Patent: June 14, 2022
    Assignees: OSAKA UNIVERSITY, ROHTO PHARMACEUTICAL CO., LTD.
    Inventors: Kohji Nishida, Ryuuhei Hayashi, Yoichi Honma, Toru Okubo, Shun Shibata
  • MESENCHYMAL STEM CELL-DERIVED EXOSOME
    Publication number: 20190015452
    Abstract: The present invention relates to mesenchymal stem cell-derived microparticles having activity that promotes the growth of corneal epithelial stem cells and/or corneal epithelial cells, activity that maintains corneal epithelial stem cells in an undifferentiated state or promotes the formation of colonies thereby, and function that protects corneal epithelium.
    Type: Application
    Filed: August 3, 2016
    Publication date: January 17, 2019
    Inventors: Kohji NISHIDA, Ryuuhei HAYASHI, Yoichi HONMA, Toru OKUBO, Shun SHIBATA