Patents by Inventor Naomi Mather

Naomi Mather 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).

  • Patent number: 4518358
    Abstract: An educational toy and method is disclosed for teaching young children arithmetic using pattern recognition. The toy comprises unit size (square) indicia representing `ones` and multiple size indicia (rectangles) representing a multiple of the one digit. The indicia are placed in an organizer which allows the unit indicia to enter in one direction and the multiple indicia to enter the organizer from the opposite direction so as to aid in creating the desired recognizable patterns representing different numbers.
    Type: Grant
    Filed: August 2, 1982
    Date of Patent: May 21, 1985
    Inventor: Naomi Mather