Patents by Inventor Hans K. Hauenstein

Hans K. Hauenstein 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).

  • Reducing stent, device with reducing stent and use of a reducing stent
    Patent number: 5618301
    Abstract: A stent for reducing a diameter of a duct in a body of a living creature. The stent includes a sleevelike part having walls provided with perforations, enlarged ends as well as an intermediate area reduced in diameter by a constriction. Thrombogenic threads are provided on an exterior of the sleevelike part between the enlarged ends.
    Type: Grant
    Filed: January 19, 1996
    Date of Patent: April 8, 1997
    Assignee: Angiomed AG
    Inventors: Hans K. Hauenstein, Josef Lindenberg