ALEXANDRIA, Va., March 19 -- United States Patent no. 12,251,187, issued on March 18, was assigned to Dexcom Inc. (San Diego) and Verily Life Sciences LLC (South San Francisco, Calif.).

"NFC beacons for bidirectional communication between an electrochemical sensor and a reader device" was invented by William James Biederman (Fox Island, Wash.), Robert Francis Wiser (San Francisco) and Brian Otis (Saratoga, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure is related to a sensing device. The sensing device includes a sensor, a memory, a processor, and two radio units. A first radio unit of the two radio units is configured for bidirectional communication with an external device usin...