Patents by Inventor David Kellermann

David Kellermann 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).

  • ANAMORPHIC LENS
    Publication number: 20260009983
    Abstract: According to one aspect of the present invention, there is provided an anamorphic objective lens having optical elements arranged along an optical axis in a sequence from an object side to an image side, the optical elements including: a first objective section arranged on the object side; a second objective section arranged on the image side; and a diaphragm arranged between the first and second objective sections, wherein the second objective section includes at least one astigmatizer.
    Type: Application
    Filed: July 7, 2025
    Publication date: January 8, 2026
    Inventors: Christoph Horneber, Elisabeth Siebert, Volker Türck, David Kellermann, Viola Evang