Patents by Inventor Ernest E. Leavitt

Ernest E. Leavitt 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).

  • Balloon catheter having dual markers and method
    Patent number: 5779731
    Abstract: An intravascular balloon catheter has a balloon near the distal end of a catheter shaft and a pair of radiopaque markers positioned within the balloon interior. The distal marker is disposed on an inner shaft member, and the proximal marker is disposed at the distal end of an outer shaft member. The markers may be positioned to indicate under fluoroscopy the position and working length of the balloon.
    Type: Grant
    Filed: December 20, 1996
    Date of Patent: July 14, 1998
    Assignee: Cordis Corporation
    Inventor: Ernest E. Leavitt