ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,419,558, issued on Sept. 23, was assigned to Il Hwan Koh (Seongnam-si, South Korea).

"Apparatus and system for measuring eyelid tension" was invented by Il Hwan Koh (Seongnam-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "An apparatus for measuring eyelid tension includes: a cylindrical body; a measuring sensor formed on an outer circumferential surface of the body; and a contact part formed at a longitudinal distal end of the body to come into contact with the body of a person to be measured."

The patent was filed on Sept. 3, 2020, under Application No. 17/771,788.

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