ALEXANDRIA, Va., July 9 -- United States Patent no. 12,350,517, issued on July 8, was assigned to Accuray Inc. (Sunnyvale, Calif.).

"Image-guided radiation treatment with imaging data using imaging radiation at different energy levels" was invented by Petr Jordan (Redwood City, Calif.), Andriy Myronenko (San Mateo, Calif.), Jay B. West (Mountain View, Calif.), Calvin R. Maurer (San Jose, Calif.), Prashant Chopra (Foster City, Calif.), Anuj K Purwar (Pleasanton, Calif.) and Christopher A. Janko (Redwood City, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method of image-guided radiation treatment is described. The method includes processing a first and second sets of image data to generate an enhanc...