ALEXANDRIA, Va., Sept. 10 -- United States Patent no. 12,414,212, issued on Sept. 9, was assigned to GULF SECURITY TECHNOLOGY Co. LTD. (Hebei, China).

"Boost circuit for driving light-emitting diode and electrical device comprising the same" was invented by Maoqing Yang (Qinhuangdao, China), Lianxu Liu (Qinhuangdao, China) and Jianfeng Shi (Qinhuangdao, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present application relates to a boost circuit for driving a light-emitting diode. The boost circuit comprises: a first input terminal operably connected with an external power supply; a second input terminal operably connected with a pulse width modulation signal source; an output terminal operably con...