Patents by Inventor Christian Weinhold

Christian Weinhold 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).

  • Heart valve bioprothesis
    Patent number: 4626255
    Abstract: A heart valve prosthesis has a supporting frame (22) with a circular cross-section, which is covered with a dacron fabric (23). On one end face the dacron fabric (23) is arranged to form a suture ring (14). The fixed aortic valve (15,16,17) of a kangaroo is attached inside the frame and sutured to the dacron fabric (23).
    Type: Grant
    Filed: September 19, 1984
    Date of Patent: December 2, 1986
    Assignee: Christian Weinhold
    Inventors: Bruno Reichart, Christian Weinhold