ALEXANDRIA, Va., Sept. 10 -- United States Patent no. 12,408,866, issued on Sept. 9, was assigned to SAMSUNG ELECTRONICS Co. Ltd. (Suwon-si, South Korea).

"Wearable device for identifying breathing state of user" was invented by Joongwoo Ahn (Suwon-si, South Korea) and Younghyun Kim (Suwon-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A wearable device is provided. The wearable device includes a memory configured to store instructions, at least one display having a display area, a frame configured to support the at least one display, the frame including a nose pad in contact with a part of a user's body wearing the wearable device, a photoplethysmography (PPG) sensor exposed through at least...