Patents by Inventor Helmut Gohner

Helmut Gohner 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).

  • Publication number: 20030147129
    Abstract: A device for enlarging and exposure of digital exposure data, i.e., from a PC or a digital camera, onto light-sensitive photo paper comprising a lamp with reflector, a light mixer, an LCD-chip arranged between two polarization filters, and an enlargement optic, wherein the enlargement optic comprises a commonly used enlargement objective and a correction lens means, arranged between the LCD-chip and the enlargement objective, and the correction lens means is laid out in such a way that the rays escaping from the LCD-chip are evenly and centrically guided into the enlargement objective.
    Type: Application
    Filed: January 19, 2001
    Publication date: August 7, 2003
    Inventor: Helmut Gohner