ALEXANDRIA, Va., July 9 -- United States Patent no. 12,352,797, issued on July 8, was assigned to HUIZHOU POWER SUPPLY BUREAU OF GUANDONG POWER GRID Co. LTD. (Huizhou, China).

"Online monitoring method for insulation state of cable for transformer substation" was invented by Daxing Zhang (Huizhou, China), Zerong Huang (Huizhou, China), Xingguang Yin (Huizhou, China), Bingzi Cai (Huizhou, China), Haoyu Yuan (Huizhou, China), Mingming Tian (Huizhou, China), Zeji Li (Huizhou, China), Juhan Wang (Huizhou, China), Yingping Yuan (Huizhou, China) and Zhenxing Wen (Huizhou, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "An online monitoring method for insulation status of substation utility cables is provided....