Patents by Inventor Maxwell Cutler

Maxwell Cutler 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).

  • Automated pocket-sized near vision tester
    Patent number: 5568209
    Abstract: A lightweight, pocket-sized, hand-held near vision test apparatus that selectively retroilluminates different near vision test objects located on an interchangeable near vision test card, or alternatively, selectively displays near vision test objects on a flat panel display screen. The apparatus allows the examiner to electronically direct the patient's attention to selected near vision test objects, while providing a baseline amount of contrast illumination.
    Type: Grant
    Filed: April 17, 1995
    Date of Patent: October 22, 1996
    Inventors: William B. Priester, Maxwell Cutler