ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,440,158, issued on Oct. 14, was assigned to KT&G Corp. (Daejeon, South Korea).
"Wearable device" was invented by Wonkyeong Lee (Guri-si, South Korea), Paul Joon Sunwoo (Seoul, South Korea), Min Kyu Kim (Seoul, South Korea) and Soung Ho Ju (Daejeon, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "A wearable device includes a housing, a biometric information obtainer that is provided on one surface of the housing and obtains biometric information of a user, a functional material cartridge that is accommodated in the housing and stores a functional material, a mouthpiece connected to the functional material cartridge and configured to discharge ...