ALEXANDRIA, Va., July 21 -- United States Patent no. 12,689,411, issued on July 21, was assigned to Shure Acquisition Holdings Inc. (Niles, Ill.).
"Wearable device with conductive coil for wireless charging and communicating" was invented by Arjun Krishnakumar (Chicago) and Christopher Zachara (Williamsburg, Va.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A wearable device, such as an earphone, may include a conductive coil which may be used in several modes, including a first mode for harvesting power for charging an internal battery, a second mode for communicating via near field communications (NFC), and a third mode for communicating via near field magnetic induction (NFMI). Additionally, the wearable...