Patents by Inventor Robert N. McKnight

Robert N. McKnight 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).

  • Visual function tester with binocular vision testing
    Patent number: 5026151
    Abstract: A visual function tester with binocular vision testing capabilities is disclosed, which includes a video display monitor and optical means, such as stereo vision glasses, to control the patient's viewing of the display. The opening and closing of the apertures of the glasses is synchronized to the display of a variety of visual acuity images. Certain images are made visible to each eye but not visible to the other, and certain images are displayed such that they appear out of the plane of the images. Methods for use of the apparatus are also disclosed.
    Type: Grant
    Filed: June 23, 1989
    Date of Patent: June 25, 1991
    Assignee: Mentor O & O, Inc.
    Inventors: Morey H. Waltuck, Robert N. McKnight, Eliezer Peli