ALEXANDRIA, Va., June 16 -- United States Patent no. 12,308,733, issued on May 20, was assigned to Delta Electronics Inc. (Taoyuan, Taiwan).
"Power conversion circuit" was invented by Da Jin (Shanghai), Yahong Xiong (Shanghai), Litao Qian (Shanghai) and Qinghua Su (Shanghai).
According to the abstract* released by the U.S. Patent & Trademark Office: "A power conversion circuit is provided. In the power conversion circuit, a three-switch unit of a switch bridge arm includes first, second and third terminals and upper, middle and lower switches serially connected between the first and third terminals sequentially. The upper and lower switches are turned on and off synchronously. A grounding switch is coupled between the third terminal and a...