ALEXANDRIA, Va., June 16 -- United States Patent no. 12,654,035, issued on June 16, was assigned to RefleXion Medical Inc. (Hayward, Calif.).

"Systems and methods for fault detection in emission-guided radiotherapy" was invented by Peter Demetri Olcott (Los Gatos, Calif.) and Matthew Francis Bieniosek (Danville, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed herein are systems and methods for monitoring calibration of positron emission tomography (PET) systems. In some variations, the systems include an imaging assembly having a gantry comprising a plurality of positron emission detectors. A housing may be coupled to the gantry, and the housing may include a bore and a radiation source holde...