ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,431,971, issued on Sept. 30, was assigned to Oura Health Oy (Oulu, Finland).
"Configurable photoplethysmogram system" was invented by Tero Juhani Vallius (Kontio, Finland), Olli Petteri Heikkinen (Oulu, Finland), Jussi Petteri Jarvela (Kempele, Finland), Heikki Juhani Huttunen (Haukipudas, Finland), Teemu Juhani Haverinen (Oulu, Finland), Antti Aleksi Rantanen (Oulu, Finland), Sami Seppo Pelkonen (Oulu, Finland), Juha-Pekka Syrjala (Oulu, Finland) and Markku Olavi Koskela (Oulu, Finland).
According to the abstract* released by the U.S. Patent & Trademark Office: "Methods, systems, and devices for optical signal measurement are described. A wearable electronic device may activate a f...