Patents by Inventor Katherin H. Crewe

Katherin H. Crewe 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).

  • Expandable stent
    Patent number: 5776181
    Abstract: A stent has a tubular body with longitudinal struts interconnected by multi-bar linkages. The struts inhibit foreshortening of the body and relative rotation between the links in the linkages permits radial expansion. The links are plastically deformed as they are expanded to maintain the expanded diameter.
    Type: Grant
    Filed: July 25, 1996
    Date of Patent: July 7, 1998
    Assignee: MedStent Inc.
    Inventors: J. Michael Lee, Katherin H. Crewe, Christine Mastrangelo