Patents by Inventor Takao Ishimura

Takao Ishimura 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 angiography
    Patent number: 5471986
    Abstract: A method of angiography which reduces the patient's burden due to the surgery. By replacing catheters and by means of brachial paracentesis, angiography is performed on each of coronary artery, vein bypass, gastroepiploic artery and internal thoracic artery, through the steps of: puncturing a paracentetic tube into the brachial artery, and inserting through the tube a catheter selected from the following group: (a) a catheter of the type in use for the left and right coronary artery and the venous bypass; (b) a catheter of the type in use for the internal thoracic artery; and (c) a catheter of the type in use for the gastroepiploic artery.
    Type: Grant
    Filed: June 24, 1994
    Date of Patent: December 5, 1995
    Assignees: Takao Ishimura, Fuji Systems Kabushiki Kaisha
    Inventors: Takao Ishimura, Hiroyuki Mitsuhashi