Patents by Inventor Eberhard Rossow

Eberhard Rossow 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).

  • Cathodoluminescence detector utilizing a hollow tube for directing light radiation from the sample to the detector
    Patent number: 4900932
    Abstract: A detector is disclosed which includes an elliptical hollow mirror and a tube having a reflecting inner surface for conducting the light emitted by a specimen under investigation in a scanning electron microscope. A vacuum window is seated at the outer end portion of the tube directly ahead of a receiver.
    Type: Grant
    Filed: September 1, 1988
    Date of Patent: February 13, 1990
    Assignee: Carl-Zeiss-Stiftung
    Inventors: Norbert Schafer, Eugen Weimer, Herbert Gross, Bernd Eppli, Eberhard Rossow
  • Evaluation device for electron-optical images
    Patent number: 4523094
    Abstract: The invention contemplates an electron microscope having provision for semi-automatic evaluation of the electron-optical image of the microscope, by superposing a light-optical image on the electron-optical image. For this purpose, an image plane (14) near the microscope column is imaged via two deflection mirrors (23, 25) and by an objective (24) onto the output-image fluorescent screen. A marking device having a light spot or an illuminated measurement diaphragm or the cursor of a digitizer equipped with a light spot is movable in the image plane (14).
    Type: Grant
    Filed: February 8, 1984
    Date of Patent: June 11, 1985
    Assignee: Carl-Zeiss-Stiftung, Heidenheim/Brenz
    Inventor: Eberhard Rossow