ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,771,016, issued on Oct. 20, was assigned to DIVEVOLK PTE. LTD. (Singapore).

"Water surface floating type electromagnetic wave signal relay device" was invented by Songdong Liu (Zhuhai, China), Jinsong Liu (Zhuhai, China), Zhili Chen (Zhuhai, China), Duo Qin (Zhuhai, China), Bing Huang (Zhuhai, China) and Kai Zhang (Zhuhai, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure relates to a water surface floating type electromagnetic wave signal relay device, includes: a central processing mechanism, including a first waterproof housing, and a control circuit board and a power supply assembly arranged inside the first waterproof hous...