Patents by Inventor Donald Ray Nixon

Donald Ray Nixon 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).

  • System, method, and computer software code for grading a cataract
    Patent number: 8360577
    Abstract: A method for grading a cataract, the method including creating a three-dimensional image of at least most of a lens of an eye having a cataract from information received from an imaging system, comparing the three-dimensional image with a first template to determine an optical density of the lens, and determining a grade for the cataract based on the comparison of the optical density of the lens and a volume of the first template. A system and computer software code for grading a cataract are also disclosed.
    Type: Grant
    Filed: November 9, 2009
    Date of Patent: January 29, 2013
    Assignee: Oculus Optikgerate GmbH
    Inventor: Donald Ray Nixon
  • SYSTEM, METHOD, AND COMPUTER SOFTWARE CODE FOR GRADING A CATARACT
    Publication number: 20100118266
    Abstract: A method for grading a cataract, the method including creating a three-dimensional image of at least most of a lens of an eye having a cataract from information received from an imaging system, comparing the three-dimensional image with a first template to determine an optical density of the lens, and determining a grade for the cataract based on the comparison of the optical density of the lens and a volume of the first template. A system and computer software code for grading a cataract are also disclosed.
    Type: Application
    Filed: November 9, 2009
    Publication date: May 13, 2010
    Inventor: Donald Ray Nixon