ALEXANDRIA, Va., July 9 -- United States Patent no. 12,355,242, issued on July 8, was assigned to STATE GRID SHANDONG ELECTRIC POWER RESEARCH INSTITUTE (Jinan, China) and STATE GRID SHANDONG ELECTRIC POWER COMPANY (Jinan, China).

"Distributed photovoltaic regulation method and system considering safety verification" was invented by Na Li (Jinan, China), Qiang Zhang (Jinan, China), Yuanlong Liu (Jinan, China), Lei Li (Jinan, China), Yuntao Sun (Jinan, China), Yudun Li (Jinan, China), Jiantao Liu (Jinan, China) and Peng Xu (Jinan, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A distributed photovoltaic regulation method considering safety verification includes acquiring power transmission or power subst...