Patents by Inventor Toshinari Itaoka

Toshinari Itaoka 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).

  • Catheter
    Patent number: 5019040
    Abstract: A catheter comprising a tubular structure having a channel extending through it. A connector is attached to one end of the structure, and adapted to be connected to an energy source. Energy guide fibers extend through the connector and are embedded in the tubular structure, and are adapted to be connected to the energy source. The connector has at least one inlet port connected to the channel. A shaped memory alloy is woven with certain portions of the energy guide fibers on one side of the tubular structure.
    Type: Grant
    Filed: August 31, 1989
    Date of Patent: May 28, 1991
    Assignee: Koshin Sangyo Kabushiki Kaisha
    Inventors: Toshinari Itaoka, Shinichi Hirata
  • Contrast composition for angiography
    Patent number: 4285928
    Abstract: A contrast composition for angiography comprising an emulsion containing an organic iodine compound as X-ray contrast agents and a perfluorocarbon compound having oxygen carrying ability.
    Type: Grant
    Filed: January 15, 1980
    Date of Patent: August 25, 1981
    Assignee: Juro Wada
    Inventors: Juro Wada, Toshinari Itaoka