ALEXANDRIA, Va., Jan. 29 -- United States Patent no. 12,210,128, issued on Jan. 28, was assigned to Revvity Health Sciences Inc. (Waltham, Mass.).

"Gamma source devices and related systems and methods" was invented by Michael Belobraydich (Naperville, Ill.), Richard Harazin (Naperville, Ill.) and Richard E. Pelc (Naperville, Ill.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Methods, systems, apparatus, and computer readable program products for determining a count rate linearity of one or more gamma detectors using a single gamma radiation source, by varying the solid angle (and hence the emission rate observed by the detector(s)) between the single gamma radiation source and the one or more detector(s)."...