ALEXANDRIA, Va., June 17 -- United States Patent no. 12,313,429, issued on May 27, was assigned to Oura Health Oy (Oulu, Finland).
"Device for measurements for a wearable device sensor" was invented by Jouni Huopana (Oulu, Finland).
According to the abstract* released by the U.S. Patent & Trademark Office: "In accordance with an example embodiment, there is provided a device for measurements for a wearable device sensor, the device comprising: a support configured to receive an appendage of a human body; at least one light source; at least one light detector; and an actuator configured to move the at least one light source, or the at least one light detector, or both to at least two different measurement positions in relation to the suppo...