Patents by Inventor Lisa A. Berman

Lisa A. Berman 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).

  • GRAPHICAL TEACHING DEVICE
    Publication number: 20130000462
    Abstract: A device comprises a first image phase with a first set of coded indicia positioned with respect to a background image, a second image phase with a second set of coded indicia positioned with respect to the background image, and means to alternate between the first and second phases. The second set of coded indicia are related to the first set of coded indicia by a mapping based on the background image, and means are provided to alternate between the image phases, the means configured to select the background image with the first set of coded indicia or the background image with the second set of coded indicia.
    Type: Application
    Filed: June 29, 2012
    Publication date: January 3, 2013
    Inventors: David A. Freiberg, Lisa A. Berman