ALEXANDRIA, Va., Oct. 6 -- United States Patent no. 12,755,723, issued on Oct. 6, was assigned to Yamaha Corp. (Hamamatsu, Japan).

"Signal generation method, signal generation system, electronic musical instrument, and recording medium" was invented by Masahiko Hasebe (Hamamatsu, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A signal generation method implemented by a computer system includes: generating an audio signal in response to a manipulation of each of a first key and a second key; and controlling generation of the audio signal based on a reference point that is a position of the first key at a time point of a manipulation of the second key, based on the second key being manipulated during a m...