Patents by Inventor Kumiko TSUDA

Kumiko 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).

  • Body lumen graft base, production method of body lumen graft base, and body lumen graft using the same
    Patent number: 9968435
    Abstract: The present invention provides a body lumen graft base that is a thin film, has adequate flexibility and low permeability, and can be inserted in a catheter with a small diameter. The body lumen graft base of the present invention is obtained by subjecting at least one surface of a woven fabric comprising a fiber having a total fineness of 1 to 80 decitex and a single fiber fineness of less than 0.1 decitex to press treatment using a calender machine.
    Type: Grant
    Filed: June 23, 2014
    Date of Patent: May 15, 2018
    Assignees: Terumo Kabushiki Kaisha, TEIJIN LIMITED
    Inventors: Aya Saito, Kazuyoshi Tani, Yoshikazu Takahashi, Kengo Tanaka, Kumiko Tsuda, Mie Kamiyama
  • BODY LUMEN GRAFT BASE, PRODUCTION METHOD OF BODY LUMEN GRAFT BASE, AND BODY LUMEN GRAFT USING THE SAME
    Publication number: 20160135944
    Abstract: The present invention provides a body lumen graft base that is a thin film, has adequate flexibility and low permeability, and can be inserted in a catheter with a small diameter. The body lumen graft base of the present invention is obtained by subjecting at least one surface of a woven fabric comprising a fiber having a total fineness of 1 to 80 decitex and a single fiber fineness of less than 0.1 decitex to press treatment using a calender machine.
    Type: Application
    Filed: June 23, 2014
    Publication date: May 19, 2016
    Applicants: Terumo Kabushiki Kaisha, TEIJIN LIMITED
    Inventors: Aya SAITO, Kazuyoshi TANI, Yoshikazu TAKAHASHI, Kengo TANAKA, Kumiko TSUDA, Mie KAMIYAMA