ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,728,217, issued on Sept. 8, was assigned to BMC MEDICAL Co. LTD. (Beijing).

"Ventilation therapy device" was invented by Lijun Liu (Beijing) and Zhi Zhuang (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "A ventilation therapy device comprising: a main machine used for producing a therapeutic gas and comprising a main machine air inlet and a main machine air outlet; and a disinfection apparatus, the disinfection apparatus used for producing a high-temperature disinfecting gas, the disinfection apparatus communicated with the main machine air inlet or the main machine air outlet so as to introduce the high-temperature disinfecting gas into the mai...