ALEXANDRIA, Va., April 7 -- United States Patent no. 12,596,239, issued on April 7, was assigned to LARGAN PRECISION Co. LTD. (Taichung City, Taiwan).
"Electronic device" was invented by Yu Jui Lin (Taichung City, Taiwan) and Wei-Yu Chen (Taichung City, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An electronic device includes an optical lens assembly. The optical lens assembly includes four lens elements which are, in order from an outer side to an inner side: a first lens element, a second lens element, a third lens element and a fourth lens element. The first lens element has negative refractive power. An outer-side surface of the first lens element is concave in a paraxial region thereof and has...