ALEXANDRIA, Va., March 17 -- United States Patent no. 12,580,424, issued on March 17, was assigned to SAMSUNG ELECTRONICS Co. Ltd. (Suwon-si, South Korea).
"Wireless power transmission device for detecting external object and method thereof" was invented by Joonhong Kim (Suwon-si, South Korea), Jaehyun Park (Suwon-si, South Korea), Jaeseok Park (Suwon-si, South Korea), Sungku Yeo (Suwon-si, South Korea) and Youngho Ryu (Suwon-si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "An electronic device is provided. The electronic device includes a resonator in which a first slot is formed, a first inverter connected to a first point and a second point on the first slot of the resonator and configured t...