Patents by Inventor Takafumi Skai

Takafumi Skai 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 of transferring substance into cell
    Patent number: 7927874
    Abstract: There is provided a method by which multiple types of substances desired to be transferred into cells can be continuously transferred into multiple types of cells by a convenient procedure, a cell in which the substance desired to be transferred into cells has been taken up by this method, and an apparatus for transferring a substance into cells by this method. The foregoing objects can be achieved by electrospraying cells with a liquid free from the substance to be transferred into cells while the cells are kept in contact with the substance to be transferred into cells, or first electrospraying cells with a liquid free from the substance to be transferred into cells and then bringing the cells into contact with the substance to be transferred into cells.
    Type: Grant
    Filed: May 16, 2007
    Date of Patent: April 19, 2011
    Assignees: Mitsubishi Gas Chemical Company, Inc., Saitama University
    Inventors: Kazuto Ikemoto, Yusuke Okubo, Kanako Koike, Sayaka Aizawa, Ichiro Sakata, Takafumi Skai