ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,551,643, issued on Feb. 17, was assigned to SHENYANG RMS MEDICAL TECH Co. LTD (Shenyang, China).

"Method and apparatus for switching oxygen supply mode, device and storage medium" was invented by Shaochun Chen (Liaoning, China), Fanyue Ji (Liaoning, China), Shuang Li (Liaoning, China), Kuncheng Gai (Liaoning, China), Xuchen Lu (Liaoning, China), Enliang Wang (Liaoning, China), Hanwen Yan (Liaoning, China), Zhe Wang (Liaoning, China) and Chengguang Zhou (Liaoning, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure provides a method and apparatus for switching oxygen supply mode, a device and a storage medium, the method includes:...