Patents by Inventor Gunther Demuth

Gunther Demuth 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).

  • Recording system for irradiation therapy
    Patent number: 4839266
    Abstract: A recording system for megavolt irradiation therapy, in which the recording is carried out by the therapeutic irradiation during the entire period of irradiation, comprising a silver halide film that has a gradation of at least 4 when exposed with visible light and of metal foils having atomic numbers of 22 to 50. It has improved image quality compared with known systems.
    Type: Grant
    Filed: February 24, 1987
    Date of Patent: June 13, 1989
    Assignee: E. I. Du Pont de Nemours and Company
    Inventor: Gunther Demuth