Patents by Inventor Gunnar Foxell

Gunnar Foxell 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).

  • Method and device for simultaneous screening of sets of color-separated half-tone negatives
    Patent number: 4027969
    Abstract: Apparatus for simultaneous screening of sets of color-separated half-tone negatives, two or more registering images of the negatives can be projected simultaneously on photographic film by adjusting the configuration of the film support to counteract the distortion caused by the reproduction lens. For this purpose, a film support plate is devised, the surface of which can be locally deformed accordingly by adjustment of screw members.
    Type: Grant
    Filed: December 17, 1974
    Date of Patent: June 7, 1977
    Inventor: Gunnar Foxell