ALEXANDRIA, Va., Nov. 11 -- United States Patent no. 12,470,086, issued on Nov. 11, was assigned to DELTA ELECTRONICS INC. (Taoyuan, Taiwan).

"Dual power switching system and method of operating the same" was invented by Hsin-Chih Chen (Taoyuan, Taiwan), Meng-Jiang Tsai (Taoyuan, Taiwan), Chao-Li Kao (Taoyuan, Taiwan), Yi-Ping Hsieh (Taoyuan, Taiwan) and Hung-Chieh Lin (Taoyuan, Taiwan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A dual power switching system selects a first power source or a second power source to supply power to a load coupled to an inductive device. The dual power switching system includes a first thyristor, a second thyristor, a third thyristor, a fourth thyristor, and a controller. Th...