Patents by Inventor Shusaku Yoshiki

Shusaku Yoshiki 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 measurement of protease and thin membranes used for said method
    Publication number: 20050136504
    Abstract: A method for measuring protease such as matrix metalloproteinase which comprising steps of (1) bringing a biological sample such as protease-containing tissue slices and tissue extracts into contact with a thin membrane which comprises a protease substrate and a hardening agent and is formed on a surface of a support; and (2) detecting the trace of digestion formed on the thin membrane by the action of protease with the naked eyes or under a microscope, and a thin membrane used for said method.
    Type: Application
    Filed: February 7, 2005
    Publication date: June 23, 2005
    Inventors: Masashi Ogawa, Tsutomo Hamaoka, Yutaka Tamura, Tetsuhiko Tachikawa, Ikuo Hasegawa, Shusaku Yoshiki, Kohji Hasegawa, Junji Nishigaki
  • Method of measurement of protease and thin membranes used for said method
    Publication number: 20020086399
    Abstract: A method for measuring protease such as matrix metalloproteinase which comprising steps of (1) bringing a biological sample such as protease-containing tissue slices and tissue extracts into contact with a thin membrane which comprises a protease substrate and a hardening agent and is formed on a surface of a support; and (2) detecting the trace of digestion formed on the thin membrane by the action of protease with the naked eyes or under a microscope, and a thin membrane used for said method.
    Type: Application
    Filed: July 31, 2001
    Publication date: July 4, 2002
    Applicant: FUJI PHOTO FILM CO., LTD.
    Inventors: Masashi Ogawa, Tsutomu Hamaoka, Yutaka Tamura, Tetsuhiko Tachikawa, Ikuo Hasegawa, Shusaku Yoshiki, Kohji Hasegawa, Junji Nishigaki