Patents by Inventor Mark F. Mandello

Mark F. Mandello 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).

  • Bi-directional coupler
    Patent number: 4654844
    Abstract: Circuitry is disclosed for automatically coupling an asynchronous half-duplex bipolar serial data bus to an asynchronous half-duplex unipolar serial data bus by means of extremely simple circuitry.
    Type: Grant
    Filed: September 4, 1984
    Date of Patent: March 31, 1987
    Assignee: United Technologies Corporation
    Inventor: Mark F. Mandello