ALEXANDRIA, Va., Oct. 6 -- United States Patent no. 12,754,711, issued on Oct. 6, was assigned to AlphaTheta Corp. (Yokohama, Japan).

"Audio device, program, and control method" was invented by Toshihisa Sabi (Yokohama, Japan), Hideki Miyata (Yokohama, Japan), Toshiki Nakai (Yokohama, Japan), Nao Takagi (Yokohama, Japan) and Shintaro Kido (Yokohama, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "An acoustic device configured to mix two or more music pieces is provided. The acoustic device includes a display controller configured to switchably display information related to audio mixing on a display device; and a reservation unit configured to set the music pieces to be mixed and a playback start point ...