ALEXANDRIA, Va., March 19 -- United States Patent no. 12,254,971, issued on March 18, was assigned to Oura Health Oy (Oulu, Finland).

"Location-based activity tracking" was invented by Alec Singleton (Toronto), Janne Kukka (Santa Barbara, Calif.), Jukka Partanen (Mantsala, Finland), Dmitry Sergeev (Helsinki) and Azeem Akhter (Helsinki).

According to the abstract* released by the U.S. Patent & Trademark Office: "Methods, systems, and devices for activity tracking are described. A method for automatic activity detection may include receiving physiological data associated with a user from a wearable device and identifying an activity segment during which the user is engaged in a physical activity based on the physiological data. The method m...