ALEXANDRIA, Va., Oct. 8 -- United States Patent no. 12,436,165, issued on Oct. 7, was assigned to Tsinghua University (Haidian District, China).

"Method and device for measuring fluid in target pipeline" was invented by Yinhai Zhu (Beijing), Peixue Jiang (Beijing) and Yusen Wang (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "This application discloses a fluid measuring method and device and electronic equipment. When a fluid flows in a target pipeline, high-speed cameras obtain a first sampling image set of a tracer particle cluster in the fluid passing a front end of the target pipeline and a second sampling image set of the tracer particle cluster passing a rear end of the target pipeline, thereby...