ALEXANDRIA, Va., June 5 -- United States Patent no. 12,276,647, issued on April 15, was assigned to Shandong Normal University (Jinan, China).
"Environmental monitoring device for air pollution" was invented by Guanliu Yu (Jinan, China) and Huapeng Zhang (Jinan, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention belongs to the technical field of environmental monitoring, in particular to an environmental monitoring device for air pollution, comprising a monitoring frame, a monitoring shell arranged on a top end of the monitoring frame and an environmental monitor fixedly installed inside the monitoring shell through a connecting plate. An air sampling assembly is installed inside the ...