Patents by Inventor Eugene C. Varasso

Eugene C. Varasso 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).

  • Digital interface selector
    Patent number: 4571587
    Abstract: An interface selector connecting a plurality of field digital devices to a single digital receiving device is disclosed. The interface selector provides a means for the digital receiving device to select which field digital device is to transmit valid data. Circuitry is provided to disable all other field digital devices. Signal lines are provided for the digital receiving device to verify that only one field digital device is transmitting data. Circuitry is also provided to prevent transmission of data if all field digital devices are selected simultaneously.
    Type: Grant
    Filed: July 28, 1982
    Date of Patent: February 18, 1986
    Assignee: Owens-Corning Fiberglas Corporation
    Inventors: James M. Higginbotham, Jr., Eugene C. Varasso, Kenneth L. Rapp, Thomas H. Sunkle