Patents by Inventor Leo P. O'Connor

Leo P. O'Connor 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).

  • Inspecting cans for openings with light
    Patent number: 4105122
    Abstract: Inspection is effected by clamping cans between a holder and a photosensitive device which holders and devices are disposed in opposed relationship in a plurality of sets, illuminating exterior of the cans to project light through any opening in the can to the photosensitive device, sensing such light and sending electrical signals to an electronic memory to sort good cans from leakers; the photosensitive device includes an array of directional photodarlingtons one group of which detects openings in can flanges and another group detects openings in can bodies.
    Type: Grant
    Filed: November 26, 1976
    Date of Patent: August 8, 1978
    Assignee: Borden, Inc.
    Inventors: John M. Flood, Clifford H. Messervey, Richard Dye, Leo P. O'Connor