Patents by Inventor Jochen Ohnsorge

Jochen Ohnsorge 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).

  • Mechanically disruptible bone cement
    Patent number: 4868237
    Abstract: The invention relates to a bone cement based on physiologically tolerated polymers, the incorporation of acoustic perturbation elements having a sound resistance differing from that of the polymer making it possible, in the case of a necessary re-operation, to disrupt the bone cement by the application of acoustic waves to such an extent that it can easily be removed from the implant location.
    Type: Grant
    Filed: June 27, 1986
    Date of Patent: September 19, 1989
    Assignee: Merck Patent Gesellschaft mit Beschrankter Haftung
    Inventors: Gunter Hoff, Jochen Ohnsorge