ALEXANDRIA, Va., Jan. 28 -- United States Patent no. 12,533,045, issued on Jan. 27, was assigned to Merit Medical Systems Inc. (South Jordan, Utah).

"Systems and methods for identifying and locating reflectors using orthogonal sequences of reflector switching" was invented by John E. Greene (Valley Center, Calif.) and Nikolai Rulkov (San Diego).

According to the abstract* released by the U.S. Patent & Trademark Office: "Systems and methods are provided for identifying and locating a plurality of reflector markers implanted within a target tissue region within a patient's body. A probe is provided that is activated to transmit electromagnetic signals into the patient's body, receive reflected signals from the patient's body, and in synchro...