ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,507,886, issued on Dec. 30.
"Apparatus for measuring eyelid tension, system for processing data of eyelid tension, and method for processing data of 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 an eyelid tension according to an embodiment of the present disclosure includes: an eyelid speculum configured to widen an interval between an upper eyelid and an lower eyelid; an eyelid tension measuring sensor attached to one side of the eyelid speculum and configured to measure the eyelid tension of a person to be measured and output eyelid tension data; a positi...