Patents by Inventor Frederick J. Ramsey, deceased

Frederick J. Ramsey, deceased 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).

  • Film accumulator
    Patent number: 5111336
    Abstract: A film accumulator having a fixed set of rollers and a moveable set of rollers to provide a serpentine path for accumulating film during photo interpretation is disclosed. The accumulator permits a substantially planer path for loading when the moveable rollers are located below the fixed rollers and a serpentine path for accumulating film when the moveable rollers are above the fixed rollers.
    Type: Grant
    Filed: February 1, 1991
    Date of Patent: May 5, 1992
    Assignee: Leica Inc.
    Inventors: Ronald J. Martino, Frederick J. Ramsey, deceased