ALEXANDRIA, Va., June 19 -- United States Patent no. 12,334,041, issued on June 17, was assigned to Roland Corp. (Shizuoka, Japan).

"Electronic percussion instrument and method of detecting percussion position" was invented by Ryo Takasaki (Shizuoka, Japan) and Shun Takai (Shizuoka, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "An electronic percussion instrument and a method of detecting a percussion position are provided. The percussion position in a left-right direction is calculated by comparing an added-up value of output values of a first edge sensor with an added-up value of output values of a second edge sensor. Compared with a case where peak values of the first and second edge sensors are us...