ALEXANDRIA, Va., April 9 -- United States Patent no. 12,272,341, issued on April 8, was assigned to LEMON INC. (Grand Cayman, Cayman Islands).

"Controllable music generation" was invented by Zhihao Ouyang (Los Angeles) and Keunwoo Choi (Los Angeles).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure describes techniques for controllable music generation. The techniques comprise extracting latent vectors from unlabelled data, the unlabelled data comprising a plurality of music note sequences, the plurality of music note sequences indicating a plurality of pieces of music; clustering the latent vectors into a plurality of classes corresponding to a plurality of music styles; generating a plur...