ALEXANDRIA, Va., March 24 -- United States Patent no. 12,587,030, issued on March 24, was assigned to Fulian Precision Electronics (Tianjin) Co. LTD. (Tianjin, China).

"Power supply switching system and switch apparatus" was invented by Wei-Ming Lee (New Taipei, Taiwan) and Chi-Wen Chen (New Taipei, Taiwan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A power supply switching system includes a switch controlling apparatus, at least two switch apparatuses, alternating current (AC) powers, and a power shelf. The power shelf includes at least two AC inputting ends. Each of the at least two switch apparatuses is electrically connected between one of the AC inputting ends and the AC powers. A number of the AC po...