ALEXANDRIA, Va., Aug. 26 -- United States Patent no. 12,401,100, issued on Aug. 26, was assigned to TOPDON TECHNOLOGY Co. Ltd. (Shenzhen, China).

"Circuit, method and startup control apparatus for controlling power supply startup" was invented by Ke Lou (Guangdong, China), Zhenbin Zhou (Guangdong, China), Kaijun Zhou (Guangdong, China), Dewang Chen (Guangdong, China) and Huilin Yang (Guangdong, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A circuit for controlling power supply startup includes a switch-controlling module and a switch module; a signal-detecting terminal is electrically connected to a negative electrode of a battery lead clamp and a negative electrode of a startup power supply respecti...