ALEXANDRIA, Va., June 16 -- United States Patent no. 12,657,602, issued on June 16, was assigned to Huawei Technologies Co. Ltd. (Shenzhen, China).

"Advertising device monitoring method and device" was invented by Lan Mo (Nanjing, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure provides example advertising device monitoring methods and devices. One example method includes broadcasting, by an advertising device, a wireless signal including a first identifier of the advertising device. The wireless signal is detected by a mobile terminal. The advertising device is sent by the mobile terminal to a server, where the exposure data includes the first identifier of the advertising device...