ALEXANDRIA, Va., June 6 -- United States Patent no. 12,282,300, issued on April 22, was assigned to Nintendo Co. Ltd. (Kyoto, Japan).

"Information processing apparatus, system, non-transitory computer-readable storage medium with executable program stored thereon, and method" was invented by Hiroki Soji (Kyoto, Japan) and Hirosuke Kinoshita (Kyoto, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "An information processing apparatus includes sound selection means for selecting a sound to be outputted from a sound candidate group, sound output means for outputting the selected sound when an output condition is satisfied, sleep state estimation means for estimating a sleep state of a user based on a result ...