Patents by Inventor Petra C. Köhn

Petra C. Köhn 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).

  • Artificial tissue
    Patent number: 6474993
    Abstract: This invention is directed to an artificial tissue comprising a formable composition comprising a hydrogel, an electrolyte, and combustible fibers, said composition being useful for modeling organs, parts of organs, or systems of organs. The artificial tissue exhibits properties allowing training of special surgical techniques, particularly those making use of surgical high-frequency effects.
    Type: Grant
    Filed: August 9, 1999
    Date of Patent: November 5, 2002
    Assignee: Erbe Elektromedizin GmbH
    Inventors: Karl Ernst Grund, Petra C. Köhn, Günter Farin