ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,512,783, issued on Dec. 30, was assigned to YANGTZE UNIVERSITY (Jingzhou, China).

"Window operation management system" was invented by Fang'ai Chi (Hangzhou, China), Shuting Zhang (Hangzhou, China), Jiang Long (Hangzhou, China), Shishu Tong (Hangzhou, China) and Zhechen Shen (Hangzhou, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A window operation management system relates to a technical field of window operation supervision and includes a server, a photovoltaic power generation device, a sun tracking feedback device, an operation matching control device, a photovoltaic angle regulation detection analysis device and a power generation stability...