Patents by Inventor Radoslaw Stefan Keisz

Radoslaw Stefan Keisz 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).

  • Left coronary artery catheter
    Patent number: 5971974
    Abstract: A left coronary catheter including a hub, a linear flexible tubular body stock extending from the hub and a curved flexible tubular stem extending from the body stock. The curved stem includes a first, arcuate section extending from a distal end of the body stock, a second, arcuate section from a distal end of the first section, a third, arcuate section extending from a distal end of the second section, and a fourth, linear section including a soft tip extending from a distal end of the third section. The first and second sections curve toward the body stock. The third section curves away from the body stock.
    Type: Grant
    Filed: September 3, 1996
    Date of Patent: October 26, 1999
    Assignee: Schneider ( USA ) Inc
    Inventor: Radoslaw Stefan Keisz