Patents by Inventor Robert C. Loranger

Robert C. Loranger 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).

  • Hinged multiple exposure matbox attachment for cameras
    Patent number: 4122470
    Abstract: An attachment for use on a camera to make it possible to make photo montages by taking separate pictures on different areas of the same film, embodying a matbox comprising a box to be secured to the camera lens having hinged blinds to selectively mask portions of film in the camera so that the masked portion of the film will remain unexposed until, by operation of the blinds, the formerly masked portions are selected, and further pictures may be taken without reference to the first picture which is masked.
    Type: Grant
    Filed: April 28, 1976
    Date of Patent: October 24, 1978
    Inventors: Robert C. Loranger, Marvin E. Sackett