Patents by Inventor Russell E. Highbridge

Russell E. Highbridge 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).

  • Overlapped document detector
    Patent number: 4397460
    Abstract: An overlapped document detector for a document handling apparatus comprises an air knife in the primary document path to separate overlapped documents and forward them along separate ones of two secondary paths. Optical detectors focused on each secondary path, detects documents to detect an overlapped condition. A vacuum is created to maintain the documents in their respective secondary paths for detection purposes.
    Type: Grant
    Filed: July 6, 1981
    Date of Patent: August 9, 1983
    Assignee: Magnetic Peripherals Inc.
    Inventors: Eddy J. Milanes, Russell E. Highbridge, Robert S. Morgan