Patents by Inventor Dieter Marschall

Dieter Marschall 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).

  • Rotary-anode X-ray tube
    Patent number: 3986064
    Abstract: A rotary-anode X-ray tube comprising means to adjust current density measured along a dimension x of the focal spot of the electron beam on the anode such as to decrease in the direction of rotation of the anode according to 1/.sqroot.x.
    Type: Grant
    Filed: October 10, 1974
    Date of Patent: October 12, 1976
    Assignee: U.S. Philips Corporation
    Inventors: Wijbe Johannes Oosterkamp, Dieter Marschall