Patents by Inventor Frank George Evans

Frank George Evans 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).

  • Ocular Fundus Imaging Systems Devices and Methods
    Publication number: 20190269323
    Abstract: A fundus camera for photographing a fundus of an eye that includes a plurality of light sources with differing frequencies for illuminating the fundus, a plurality of fixation lights configured to orient the fundus in varying positions, and an imaging sensor. The fundus camera further includes at least one processor configured to cause the illumination of the plurality of light sources and the plurality of fixation lights in a predetermined pattern to obtain a plurality of narrow bandwidth images of the fundus and to manipulate and stitch the resulting narrow bandwidth images into a composite color image.
    Type: Application
    Filed: January 25, 2019
    Publication date: September 5, 2019
    Inventors: Tom N. Cornsweet, Paul Peterson, Kenneth W. Chapman, Frank George Evans
  • Ocular fundus imaging systems, devices and methods
    Patent number: 10226174
    Abstract: A fundus camera for photographing a fundus of an eye that includes a plurality of light sources with differing frequencies for illuminating the fundus, a plurality of fixation lights configured to orient the fundus in varying positions, and an imaging sensor. The fundus camera further includes at least one processor configured to cause the illumination of the plurality of light sources and the plurality of fixation lights in a predetermined pattern to obtain a plurality of narrow bandwidth images of the fundus and to manipulate and stitch the resulting narrow bandwidth images into a composite color image.
    Type: Grant
    Filed: September 5, 2014
    Date of Patent: March 12, 2019
    Assignee: Brien Holden Vision Institute
    Inventors: Tom N. Cornsweet, Paul Peterson, Kenneth W. Chapman, Frank George Evans
  • Ocular Fundus Imaging Systems, Devices and Methods
    Publication number: 20160213249
    Abstract: A fundus camera for photographing a fundus of an eye that includes a plurality of light sources with differing frequencies for illuminating the fundus, a plurality of fixation lights configured to orient the fundus in varying positions, and an imaging sensor. The fundus camera further includes at least one processor configured to cause the illumination of the plurality of light sources and the plurality of fixation lights in a predetermined pattern to obtain a plurality of narrow bandwidth images of the fundus and to manipulate and stitch the resulting narrow bandwidth images into a composite color image.
    Type: Application
    Filed: September 5, 2014
    Publication date: July 28, 2016
    Applicant: Brien Holden Vision Diagnostics
    Inventors: Tom N. Cornsweet, Paul Peterson, Kenneth W. Chapman, Frank George Evans