Patents by Inventor Richard M. Bates

Richard M. Bates 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).

  • Device for and method of measuring similarity between sets
    Patent number: 8799339
    Abstract: The present invention is a device for and method of measuring similarity between sets using a union block, three function blocks, an adder, a subtractor, and a divider. The first set is fed into the first function block and the first input of the union block. The second set is fed into the second function block and the second input of the union block. The output of the union block is fed into the input of the third function block. The outputs of the first and second function block feed into the adder. The output of the adder and the output of the third function block feed into the subtractor. The output of the subtractor feeds into the input of the divider.
    Type: Grant
    Filed: November 19, 2010
    Date of Patent: August 5, 2014
    Assignee: The United States of America as represented by the Director of the National Security Agency
    Inventors: Steven W. Knox, Richard M. Bates