ALEXANDRIA, Va., June 2 -- United States Patent no. 12,644,942, issued on June 2, was assigned to neuro42 Inc. (San Francisco).

"Iterative shimming for low-field head-optimized MRI" was invented by Guanhao Fu (Richmond, Calif.), Nio Anderson (San Francisco), Rishabh Ostawal (San Francisco), Haidong Peng (San Francisco) and Hung-Yu Lin (Walnut Creek, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure provides various devices, systems, and methods for iterative shimming in magnetic resonance imaging (MRI). In one aspect, a method of iterative shimming can include generating a field map of a magnetic field B0 from an MRI system. The MRI system can include a shim tray and an array of pe...