ALEXANDRIA, Va., March 26 -- United States Patent no. 12,257,907, issued on March 25, was assigned to Changzhou Huaxuan Sensing Technology Co. Ltd (Jiangsu, China).

"System and method for detecting rotary transformer performance based on data analysis" was invented by Yan Huang (Jiangsu, China) and Weifeng Ma (Jiangsu, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system and method for detecting rotary transformer performance based on data analysis includes a related user vehicle analysis module, which obtains the status characteristics of the rotary transformer during each maintenance of the vehicle under test. It constructs a relationship function of winding variables with vehicle operation time a...