Patents by Inventor Barbara Ursula Schaffner

Barbara Ursula Schaffner 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).

  • Monitor units calculation method for proton fields
    Patent number: 7987053
    Abstract: A method for determining a monitor unit that is associated with a process using ions, includes obtaining a depth dose curve, determining a characteristic parameter based on the depth dose curve, and using the characteristic parameter to determine a first monitor unit factor. A system for determining a monitor unit that is associated with a process using protons, includes a processor that is configured for obtaining a depth dose curve, determining a characteristic parameter based on the depth dose curve, and using the characteristic parameter to determine a first monitor unit factor.
    Type: Grant
    Filed: May 30, 2008
    Date of Patent: July 26, 2011
    Assignee: Varian Medical Systems International AG
    Inventor: Barbara Ursula Schaffner