ALEXANDRIA, Va., April 21 -- United States Patent no. 12,610,122, issued on April 21, was assigned to TDK TAIWAN CORP. (Taoyuan City, Taiwan).

"Optical system" was invented by Ling Yi Ke (Taoyuan City, Taiwan), Yi-Ho Chen (Taoyuan City, Taiwan), Ya-Hsiu Wu (Taoyuan City, Taiwan), Shu-Shan Chen (Taoyuan City, Taiwan), Pai-Jui Cheng (Taoyuan City, Taiwan) and Chao-Chang Hu (Taoyuan City, Taiwan).

According to the abstract* released by the U.S. Patent & Trademark Office: "An optical system is provided. The optical system includes a movable part, a fixed part, and a first driving assembly, and a second driving assembly. The movable part connects an optical element. The movable part is movable relative to the fixed part. The first driving asse...