ALEXANDRIA, Va., March 12 -- United States Patent no. 12,249,306, issued on March 11, was assigned to Roland Corp. (Shizuoka, Japan).

"Musical sound processing device and musical sound processing method" was invented by Takahiro Ae (Shizuoka, Japan) and Hiromu Nagasawa (Shizuoka, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "This musical sound processing device includes: a storage part that stores musical sound waveform data; a plurality of reproduction control parts that perform reproduction processes for reproducing a plurality of pieces of musical sound piece data acquired by dividing the musical sound waveform data stored in the storage part on the basis of respectively independent reproduction st...