ALEXANDRIA, Va., Feb. 3 -- United States Patent no. 12,541,665, issued on Feb. 3, was assigned to Hanshow Technology Co. Ltd. (Jiaxing, China).

"Electronic shelf label communication system and method" was invented by Shiguo Hou (Zhejiang, China), Liangyan Li (Zhejiang, China), Yunliang Feng (Zhejiang, China), Bo Gao (Zhejiang, China), Jun Chen (Zhejiang, China), Qi Jiang (Zhejiang, China) and Ming Shen (Zhejiang, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "An electronic shelf label communication system and method. The system includes a processor, a plurality of wireless access points and an electronic shelf label. The electronic shelf label is configured to actively send a heartbeat data package to ...