ALEXANDRIA, Va., June 16 -- United States Patent no. 12,308,745, issued on May 20, was assigned to JAPAN SCIENCE AND TECHNOLOGY AGENCY (Kawaguchi, Japan).
"Switching circuit and power supply circuit" was invented by Takeaki Yajima (Fukuoka, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A switching circuit includes a first switching element that has a first control terminal, a connection state between a power generation element and an electric storage device being controlled in accordance with a voltage applied to the first control terminal, and a control circuit configured to output a first voltage to the first control terminal until a voltage difference between both ends of the electric storage devic...