Patents by Inventor Toyoko Katayama

Toyoko Katayama 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 DETECTING ANTIGEN-SPECIFIC ACTIVATED T CELL
    Publication number: 20230194410
    Abstract: Disclosed is a method for detecting an antigen-specific activated T cell comprising: acquiring first information on a particle size and second information on a T cell activation marker for a first measurement sample prepared by mixing in vitro a first specimen separated from a biological sample containing a T cell and an antigen-presenting cell and an antigen reagent containing a predetermined antigen, by measuring the first measurement sample with a flow cytometer; acquiring the first information and the second information for a second measurement sample prepared from a second specimen separated from the biological sample and not containing the antigen reagent, by measuring the second measurement sample with the flow cytometer; detecting a target particle in the first measurement sample based on the first information and the second information on the first measurement sample, and detecting a background particle in the second measurement sample based on the first information and the second information on the
    Type: Application
    Filed: December 12, 2022
    Publication date: June 22, 2023
    Applicant: SYSMEX CORPORATION
    Inventors: Toyoko KATAYAMA, Hitoshi UGA, Akio OHTA, Masaki TAJIMA, Naoko IKUTA
  • Indole derivatives having cPLAinhibiting activity and applications and production methods of the same
    Patent number: 8293781
    Abstract: A compound, or its salt, or a solvate thereof having a cPLA2 inhibiting activity having the formula (I): or a pharmaceutical composition, cPLA2 inhibitor and inhibitors of various lipid mediator production containing the same as active ingredients.
    Type: Grant
    Filed: March 28, 2008
    Date of Patent: October 23, 2012
    Assignee: Daiichi Sankyo Company, Limited
    Inventors: Toshiyuki Tomoo, Takashi Nakatsuka, Yasuhiro Hayashi, Toyoko Katayama
  • INDOLE DERIVATIVES HAVING cPLA2 INHIBITING ACTIVITY AND APPLICATIONS AND PRODUCTION METHODS OF THE SAME
    Publication number: 20100113777
    Abstract: A compound, or its salt, or a solvate thereof having a cPLA2 inhibiting activity having the formula (I): or a pharmaceutical composition, cPLA2 inhibitor and inhibitors of various lipid mediator production containing the same as active ingredients.
    Type: Application
    Filed: March 28, 2008
    Publication date: May 6, 2010
    Applicant: Asubio Pharma Co., Ltd.
    Inventors: Toshiyuki Tomoo, Takashi Nakatsuka, Yasuhiro Hayashi, Toyoko Katayama