ALEXANDRIA, Va., Dec. 2 -- United States Patent no. 12,487,433, issued on Dec. 2, was assigned to LG INNOTEK Co. LTD. (Seoul, South Korea).

"Optical system comprising first to seventh lenses sequentially arranged along an optical axis and camera module comprising the same" was invented by Doo Shik Sin (Seoul, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "An optical system disclosed to an embodiment of the invention includes first to seventh lenses sequentially arranged along an optical axis from the object side to the image side, wherein the first lens has a negative refractive power, and the third lens has a positive refractive power The object-side surface of the first lens may be concave, the...