Patents by Inventor Kyoichi Totsuka

Kyoichi Totsuka 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).

  • Mediucm for detecting Van A and Van B vancomycin-resistant entercocci and method of using the same
    Patent number: 7364874
    Abstract: Van A and Van B vancomycin resistant enterococci detection media as well as a method of selectively detecting Van A and Van B vancomycin resistant enterococci clinically important in vancomycin resistant enterococci from testing microorganisms or specimens using the media. The media for selectively detecting Van A and Van B VRE from testing microorganisms and specimens are media where enterococci can grow where vancomycin, D-cycloserine and D-lactate are added. Preferably 32-256 ?g/ml of vancomycin, 1-64 ?g/ml of D-cycloserine, and 0.025-0.8 mol/l of sodium lactate are added to culture medium where enterococci can grow.
    Type: Grant
    Filed: May 17, 2002
    Date of Patent: April 29, 2008
    Assignee: Tokyo Women's Medical University
    Inventors: Kyoichi Totsuka, Ken Kikuchi, Yutaka Uzawa
  • Mediucm for detecting vana and vanb vancomycin-resistant enterocci and method of using the same
    Publication number: 20040241747
    Abstract: Van A and Van B vancomycin resistant enterococci detection media as well as a method of selectively detecting Van A and Van B vancomycin resistant enterococci clinically important in vancomycin resistant enterococci from testing microorganisms or specimens using the media. The media for selectively detecting Van A and Van B VRE from testing microorganisms and specimens are media where enterococci can grow where vancomycin, D-cycloserine and D-lactate are added. Preferably 32-256 &mgr;g/ml of vancomycin, 1-64 &mgr;g/ml of D-cycloserine, and 0.025-0.8 mol/l of sodium lactate are added to culture medium where enterococci can grow.
    Type: Application
    Filed: March 3, 2004
    Publication date: December 2, 2004
    Inventors: Kyoichi Totsuka, Ken Kikuchi, Yutaka Uzawa