ALEXANDRIA, Va., Jan. 28 -- United States Patent no. 12,536,422, issued on Jan. 27, was assigned to Guizhou Power Grid Co. Ltd. (Guiyang, China).

"Photovoltaic cell parameter identification method based on improved equilibrium optimizer algorithm" was invented by Bin Liu (Guiyang, China), Zhukui Tan (Guiyang, China), Saiqiu Tang (Guiyang, China), Changbao Xu (Guiyang, China), Houpeng Hu (Guiyang, China), Chao Ding (Guiyang, China), Chenghui Lin (Guiyang, China), Jiaxiang Ou (Guiyang, China), Jipu Gao (Guiyang, China), Yutao Xu (Guiyang, China), Yu Wang (Guiyang, China), Li Zhang (Guiyang, China), Mingyong Xin (Guiyang, China) and Xiaobing Xiao (Guiyang, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "Th...