ALEXANDRIA, Va., July 21 -- United States Patent no. 12,687,594, issued on July 21, was assigned to Honeywell International Inc. (Charlotte, N.C.).

"MRI and MEG detection with a single optically pumped magnetometer" was invented by Mary Salit (Plymouth, Minn.), Argyrios Dellis (Plymouth, Minn.) and Kenneth Salit (Plymouth, Minn.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Systems for MRI and MEG detection with a single optically pumped magnetometer are provided herein. In one example, a system comprises a chip-scale device including a RF atomic magnetometer, which includes a laser configured to emit laser light, a photodetector, a vapor cell between the laser and photodetector, and a circular polarizer co...