Patents by Inventor Sandra Peery Marshall

Sandra Peery Marshall 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).

  • Mental alertness and mental proficiency level determination
    Patent number: 7438418
    Abstract: A method for determining mental proficiency level by monitoring point of gaze, pupillary movement, pupillary response, and other parameters in a subject performing a task, collecting the data in a database, analyzing the data in the database, and assigning the subject to a score indicating the subject's particular mental proficiency level in real time.
    Type: Grant
    Filed: June 12, 2007
    Date of Patent: October 21, 2008
    Assignee: EyeTracking, Inc.
    Inventor: Sandra Peery Marshall
  • Mental alertness level determination
    Patent number: 7344251
    Abstract: A method for determining mental alertness level by monitoring point of gaze, pupillary movement, pupillary response, and other parameters in a subject performing a task, collecting the data in a database, analyzing the data in the database, and assigning the subject to a score indicating the subject's particular mental alertness level in real time.
    Type: Grant
    Filed: February 23, 2006
    Date of Patent: March 18, 2008
    Assignee: EyeTracking, Inc.
    Inventor: Sandra Peery Marshall