Patents by Inventor Hidenaga Yoshimura

Hidenaga Yoshimura 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).

  • Medical vascular guide wire and self-guilding type catheter
    Patent number: 4345602
    Abstract: Disclosed is a medical vascular guide wire made of a synthetic resin hollow monofilament. The guide wire is comprised of a tip part, a flexible part having a smaller diameter than the other parts, a tapering part and a manipulating part, these four parts continuously forming in line, in that order, along the monofilament axis. At least the tip part and the manipulating part have X-ray impermeable material inserted in the respective hollows thereof. A self-guiding type catheter made of a synthetic resin, multi-hollow monofilament is also provided.
    Type: Grant
    Filed: January 29, 1980
    Date of Patent: August 24, 1982
    Assignees: Toray Monofilament Company Limited, Osaka City Government
    Inventors: Hidenaga Yoshimura, Kunio Yamada, Hironori Yamada, Ryusaku Yamada, Hiroaki Kudo