ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,431,777, issued on Sept. 30, was assigned to LGS CORPORATION Co. Ltd. (Gwangmyeong-si, South Korea).

"Linear power generation device including output increasing element" was invented by Chul Kyu Lee (Gunpo-si, South Korea) and Myoung Soo Cho (Gunpo-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed is a linear power generation device that exhibits reduced vibration and noise, thereby having excellent quietness, and that concentrates a magnetic flux on a driving body, thereby greatly increasing the output thereof and improving the overall operation efficiency thereof, wherein the linear power generation device includes a stator yok...