Patents by Inventor Glenn Edward Rickert

Glenn Edward Rickert 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).

  • Frequency selective reflex sight
    Patent number: 4030839
    Abstract: A reflex gun sight is disclosed which provides a collimated image of a reticle, which reticle is lighted by ambient down range light. This image and the view of a target are combined by a frequency selective beam combining device. The frequency selective combination causes the reticle to appear to an observer in a color which contrasts with the target.
    Type: Grant
    Filed: October 1, 1973
    Date of Patent: June 21, 1977
    Inventor: Glenn Edward Rickert