ALEXANDRIA, Va., July 14 -- United States Patent no. 12,683,503, issued on July 14, was assigned to ROHM Co. LTD. (Kyoto, Japan).

"Boost converter" was invented by Asuma Imamura (Kyoto, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "An inductor is coupled at one end to an input line. A switching transistor and a shunt resistor are coupled in series between the other end of the inductor and a ground line. A rectifier diode is coupled between the other end of the inductor and an output line. A converter controller controls the switching transistor according to at least a voltage drop across the shunt resistor. A first output capacitor has one end coupled to the output line, and the other end coupled to a...