Patents by Inventor Shigeyuki Mineo

Shigeyuki Mineo 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).

  • Blood vessel dilatation apparatus
    Patent number: 6447479
    Abstract: A blood vessel dilatation apparatus includes an inner tube having a lumen; an outer tube forming a lumen between the outer tube and an outer surface of the inner tube; a dilatation member; a first opening provided at a rear end portion of the inner tube and communicating with the lumen; a second opening provided at a rear end portion of the outer tube and communicating with the lumen. The outer tube includes a front-side tube and a rear-side tube fixed to the front-side tube. The front-side tube has a diameter changing portion whose outer and inner diameters decrease toward its front end. A front portion of the rear-side tube is connected with an inner surface of a rear end portion of the front-side tube. An inner surface of the front portion of the rear-side tube is connected with the inner tube.
    Type: Grant
    Filed: October 7, 1999
    Date of Patent: September 10, 2002
    Assignee: Terumo Kabushiki Kaisha
    Inventors: Masakiyo Nobuyoshi, Yoshikazu Takahashi, Shigeyuki Mineo, Kenichi Kumoyama