Patents by Inventor Noboru Ujiie

Noboru Ujiie 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).

  • Bendable portion of endoscope
    Patent number: 5394864
    Abstract: A bendable portion which is provided at the distal end of an insert part of an endoscope and bent by remote control. The bendable portion includes an elastic and flexible double walled tube comprising a pair of inner and outer tubes for covering the bendable portion. A device for preventing enlargement of the diameter of the inner tube is sandwiched between the inner and outer tubes.
    Type: Grant
    Filed: October 14, 1992
    Date of Patent: March 7, 1995
    Assignee: Asahi Kogaku Kogyo Kabushiki Kaisha
    Inventors: Tadasu Kobayashi, Noboru Ujiie, Hirohisa Ueda, Kenichi Ohara, Akira Sugiyama, Ichiro Ninomiya, Hiroshi Sano, Kunitoshi Ikeda
  • Endoscopic needle holder
    Patent number: 5364409
    Abstract: The invention provides a needle holding arrangement for only the gripping of a needle within the body cavity. There is provided a suture fixing means for gripping or fixing a suture with a needle on an outer peripheral surface of the needle-holder shaft. After piercing and passing of the needle through the tissue in the body, a knot of the suture can be made within the body cavity, and saturation and ligation of tissues in the body and end closure and ligation of blood vessel and gall duct can also be performed.
    Type: Grant
    Filed: May 4, 1993
    Date of Patent: November 15, 1994
    Assignee: Ethicon, Inc.
    Inventors: Masayoshi Kuwabara, Tomohiko Asahara, Noboru Ujiie, Nobuhiro Kagaminuma