Patents by Inventor Mitusuko Ishihara

Mitusuko Ishihara 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 evaluating immunotoxicity of test substance
    Patent number: 7148007
    Abstract: The present invention discloses a method of evaluating the immunotoxicity of a hydrophobic test substance, comprising (1) culturing immunocompetent cells in a culture system containing a hydrophobic test substance and a surfactant, (2) obtaining a survival rate of the immunocompetent cells after the culturing (1), and (3) evaluating the immunotoxicity of the hydrophobic test substance from the survival rate obtained in (2).
    Type: Grant
    Filed: July 23, 2002
    Date of Patent: December 12, 2006
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Mitusuko Ishihara, Satoshi Itoh