Patents by Inventor Hidetaka Ohara

Hidetaka Ohara 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).

  • Publication number: 20210230558
    Abstract: An object of the present invention is to provide a dispersion of pluripotent stem cells and a pluripotent stem cell product having a suitable quality as a pharmaceutical or a raw material for producing a pharmaceutical which can be stored and distributed, and a method for producing the same. The method for producing a pluripotent stem cell product of the present invention comprises (1) culturing pluripotent stem cells in an undifferentiation maintenance medium; (2) suspending the pluripotent stem cells cultured in step (1) in a first medium for suspending cells containing a ROCK inhibitor; (3) replacing the medium for suspending cells of a suspension obtained in step (2) with a medium for cryopreservation to obtain a cell dispersion solution consisting of the medium for cryopreservation and the pluripotent stem cells dispersed in the medium for cryopreservation; and (4) filling the cell dispersion solution obtained in step (3) into an airtight container so as to be in an airtight state.
    Type: Application
    Filed: July 10, 2019
    Publication date: July 29, 2021
    Applicants: Sumitomo Dainippon Pharma Co., Ltd., Sumitomo Chemical Company, Limited
    Inventors: Atsushi Kuwahara, Naoki Takamura, Ayaka Fujiki, Tetsuya Hayama, Hidetaka Ohara