Patents by Inventor Egon Greiner

Egon Greiner 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).

  • Device for testing structures
    Patent number: 4158502
    Abstract: The present invention provides a device for a very precise analyse of fine structures by means of optical filtration. The intensity maxima derived from the radiation energy emitted by a defecteous structure are measured from a definite magnitude of error downward.
    Type: Grant
    Filed: January 2, 1976
    Date of Patent: June 19, 1979
    Assignee: Jenoptik Jena G.m.b.H.
    Inventors: Egon Greiner, Karl-Heinz Mockel, Gunter Thorwirth