Patents by Inventor Ryutaro Tsuda

Ryutaro Tsuda 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 inhibiting influenza virus infection
    Patent number: 9433637
    Abstract: Disclosed herein is a method for inhibiting neuraminidase activity in influenza virus by presenting to the influenza virus an effective amount of a preparation, wherein the preparation includes a uronic acid-containing polysaccharide and a negatively charged macromolecular DNA.
    Type: Grant
    Filed: June 9, 2014
    Date of Patent: September 6, 2016
    Assignee: KOBAYASHI PHARMACEUTICAL CO., LTD.
    Inventors: Masafumi Koide, Ryutaro Tsuda, Kenji Fujisawa
  • METHOD FOR INHIBITING INFLUENZA VIRUS INFECTION
    Publication number: 20140350092
    Abstract: The intermolecular mutual recognition between a disease-state inducing substance (e.g., allergen group, pathogen et cetera) and a living body which functions at the time when such a disease-state inducing substance reaches the living body is inhibited by making use of pectins and nucleic acids.
    Type: Application
    Filed: June 9, 2014
    Publication date: November 27, 2014
    Inventors: Masafumi KOIDE, Ryutaro TSUDA, Kenji FUJISAWA
  • Method for inhibiting onset of or treating pollen allergy
    Patent number: 8802641
    Abstract: The intermolecular mutual recognition between a disease-state inducing substance (e.g., allergen group, pathogen et cetera) and a living body which functions at the time when such a disease-state inducing substance reaches the living body is inhibited by making use of pectins and nucleic acids.
    Type: Grant
    Filed: April 13, 2009
    Date of Patent: August 12, 2014
    Assignee: Natura Corporation
    Inventors: Masafumi Koide, Ryutaro Tsuda, Kenji Fujisawa
  • METHOD FOR INHIBITING ONSET OF OR TREATING POLLEN ALLERGY
    Publication number: 20090202601
    Abstract: The intermolecular mutual recognition between a disease-state inducing substance (e.g., allergen group, pathogen et cetera) and a living body which functions at the time when such a disease-state inducing substance reaches the living body is inhibited by making use of pectins and nucleic acids.
    Type: Application
    Filed: April 13, 2009
    Publication date: August 13, 2009
    Applicant: BBK BIO CORPORATION
    Inventors: Masafumi Koide, Ryutaro Tsuda, Kenji Fujisawa
  • Preparation for preventing contact of pathogenic matter with living organism
    Publication number: 20060293263
    Abstract: Intermolecular mutual recognition between pathogenic matter, such as allergen group or disease-causing microbe, capable of functioning at the attachment thereof to living organism and a living organism is inhibited by the use of pectins or nucleic acids.
    Type: Application
    Filed: May 17, 2004
    Publication date: December 28, 2006
    Applicant: BBK Bio Corporation
    Inventors: Masafumi Koide, Ryutaro Tsuda, Kenji Fujisawa