Patents by Inventor Gregory Kalkanis

Gregory Kalkanis 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).

  • Standing wave particle beam accelerator with switchable beam energy
    Patent number: 6366021
    Abstract: A standing wave particle beam accelerator in which the electric fields in one side coupling cavity are switched by inserting two probes of selected diameter to provide different upstream and downstream electric field coupling to adjacent coupled accelerator cavities.
    Type: Grant
    Filed: January 6, 2000
    Date of Patent: April 2, 2002
    Assignee: Varian Medical Systems, Inc.
    Inventors: Gard E. Meddaugh, Gregory Kalkanis