The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 18, 2012
Filed:
Feb. 27, 2008
Applicants:
Patrick M. Hill, Madison, WI (US);
Thomas R. Mackie, Verona, WI (US);
Jihad H. Al-sadah, Madison, WI (US);
Inventors:
Patrick M. Hill, Madison, WI (US);
Thomas R. Mackie, Verona, WI (US);
Jihad H. Al-Sadah, Madison, WI (US);
Assignee:
Wisconsin Alumni Research Foundation, Madison, WI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G21K 5/04 (2006.01); G21K 3/00 (2006.01); A61N 5/10 (2006.01);
U.S. Cl.
CPC ...
Abstract
A system for modulating a fan beam for radiation treatment employs shutters that may move rapidly into and out of different beamlets of a fan beam, the shutters having a systematic weighting so that a limited number of shutters may obtain a far greater number of regularly spaced energy reductions.