Patents by Inventor Dietrich Plester

Dietrich Plester 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).

  • Ear ossicle prosthesis for sound transmission in needle tube, with a post composed of pure gold
    Patent number: 5514177
    Abstract: An ear ossicle prosthesis for sound transmission in a middle tube comprises a post composed of a gold and having two ends and a coupling body composed of pure titanium and coupled with at least one of the ends of the pure gold post.
    Type: Grant
    Filed: March 9, 1994
    Date of Patent: May 7, 1996
    Inventors: Heinz Kurz, Dietrich Plester
  • Auditory ossicle prosthesis
    Patent number: 4287616
    Abstract: An auditory ossicle prosthesis comprises a grooved plate and a depending shaft integrally formed as a one-piece construction from a biologically inert ceramic material, provided with a hole extending through the plate and along the interior of the shaft to reduce the amount of material to be removed by grinding when the device is fitted to the patient.
    Type: Grant
    Filed: February 6, 1980
    Date of Patent: September 8, 1981
    Assignee: Friedrichsfeld GmbH
    Inventors: Gunther Heimke, Dietrich Plester, Klaus Jahnke