Patents by Inventor Joseph B. Tomei

Joseph B. Tomei 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).

  • Gallium arsenide to emitter coupled logic level converter
    Patent number: 4410815
    Abstract: A high speed gallium arsenide (GaAs) integrated circuit is provided which converts GaAs input or source signals to voltage levels for directly driving emitter coupled logic (ECL) circuits. The high speed GaAs level converter comprises a level shifting network at the input, two stages of differential amplification and a novel source follower output stage.
    Type: Grant
    Filed: September 24, 1981
    Date of Patent: October 18, 1983
    Assignee: Sperry Corporation
    Inventors: Stephen A. Ransom, Tedd K. Stickel, Joseph B. Tomei