ALEXANDRIA, Va., March 26 -- United States Patent no. 12,258,972, issued on March 25, was assigned to INSPUR (BEIJING) ELECTRONIC INFORMATION INDUSTRY Co. LTD. (Beijing).

"Abnormality early-warning method and apparatus for fan, and device and medium" was invented by Hsinyu Pan (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "An abnormality early-warning method for a fan includes: when a target fan is capable of normally dissipate heat, obtaining a target rotational speed, a target operating current, and a target ambient temperature of the target fan at a current moment; when the target rotational speed is less than a minimum rotational speed of the target fan, providing first early-warning information...