ALEXANDRIA, Va., Dec. 2 -- United States Patent no. 12,489,358, issued on Dec. 2, was assigned to SIGENERGY TECHNOLOGY Co. LTD. (Shanghai).

"Method for controlling cycloconverter circuit, cycloconverter circuit, and isolated converter" was invented by Longyu Chen (Shanghai) and Wenqiang Gao (Shanghai).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided are a method for controlling a cycloconverter circuit, a cycloconverter circuit, and an isolated converter. The cycloconverter circuit is configured to perform alternating current to alternating current conversion and includes a plurality of switch elements connected in a plurality of current paths. The plurality of switch elements are divided into a plural...