ALEXANDRIA, Va., June 16 -- United States Patent no. 12,303,239, issued on May 20, was assigned to SAMSUNG ELECTRONICS Co. LTD. (Suwon-si, South Korea).

"Apparatus for estimating bio-information and method of detecting abnormal bio-signal" was invented by Chang Soon Park (Suwon-si, South Korea), Ui Kun Kwon (Suwon-si, South Korea), Young Soo Kim (Suwon-si, South Korea) and Hye Rim Lim (Suwon-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "An apparatus for non-invasively estimating bio-information and a method of determining whether a bio-signal is normal by the apparatus for estimating bio-information are provided. The apparatus for estimating bio-information according to an embodiment of the ...