Patents by Inventor Richard Francis Lyon

Richard Francis Lyon 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).

  • Two's complement pipeline multiplier
    Patent number: 3956622
    Abstract: The present invention includes a substantially modular pipeline multiplier for directly forming the correct final product of a 2's complement data word and a sign and magnitude coefficient word. In particular, the present invention includes circuitry for inserting logic 1 signals into the computations as sign extensions during multiplication whenever the data word is a negative 2's complement number.
    Type: Grant
    Filed: December 20, 1974
    Date of Patent: May 11, 1976
    Assignee: Bell Telephone Laboratories, Incorporated
    Inventor: Richard Francis Lyon