Patents by Inventor Dietrich Lemke

Dietrich Lemke 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).

  • Secondary mirror tilting device for a reflecting telescope
    Patent number: 4613203
    Abstract: A secondary mirror tilting device for a reflecting telescope, particularly an infrared reflecting telescope operating at cryotemperatures, is described in which the angular momentum is compensated and the drive of the mirror takes place with a minimum of energy. The tilting amplitude and the working frequency of the tilting device are electrically controllable.
    Type: Grant
    Filed: April 5, 1983
    Date of Patent: September 23, 1986
    Assignee: Max-Planck-Gesellschaft zur Forderung der Wissenschaften
    Inventors: Klaus Proetel, Alfred Krabbe, Klaus Haussecker, Dietrich Lemke, Heinrich Bellemann, Franz Flock