Patents by Inventor Brian D. Kellermeyer

Brian D. Kellermeyer 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).

  • Compact objective lens with enhanced distortion for near-infrared imaging
    Patent number: 11360292
    Abstract: The current invention describes a compact objective lens with enhanced distortion for near-infrared imaging, comprising a positively powered, aspheric, and meniscus first lens element; a negatively powered, aspheric, and meniscus second lens element; a positively powered, aspheric, and biconvex third lens element; a negatively powered, aspheric, and meniscus fourth lens element; a negatively powered, aspheric, and meniscus field corrector element; and a detector assembly comprising a window and a detector plane where the light rays come to focus.
    Type: Grant
    Filed: February 4, 2020
    Date of Patent: June 14, 2022
    Assignee: UNITED STATES OF AMERICA, AS REPRESENTED BY THE SECRETARY OF THE ARMY
    Inventors: John M. Hall, Andrew J. Dotson, Brian D. Kellermeyer
  • Compact Objective Lens with Enhanced Distortion for Near-Infrared Imaging
    Publication number: 20210239942
    Abstract: The current invention describes a compact objective lens with enhanced distortion for near-infrared imaging, comprising a positively powered, aspheric, and meniscus first lens element; a negatively powered, aspheric, and meniscus second lens element; a positively powered, aspheric, and biconvex third lens element; a negatively powered, aspheric, and meniscus fourth lens element; a negatively powered, aspheric, and meniscus field corrector element; and a detector assembly comprising a window and a detector plane where the light rays come to focus.
    Type: Application
    Filed: February 4, 2020
    Publication date: August 5, 2021
    Inventors: John M. Hall, Andrew J. Dotson, Brian D. Kellermeyer