ALEXANDRIA, Va., March 17 -- United States Patent no. 12,578,241, issued on March 17, was assigned to YAMAHA Corp. (Hamamatsu, Japan).

"Strain sensor for detecting movement of measurement target" was invented by Yohei Wada (Hamamatsu, Japan), Yasuro Okumiya (Shuchigun Morimachi, Japan), Koji Yataka (Hamamatsu, Japan) and Katsunori Suzuki (Hamamatsu, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A strain sensor for detecting movement of a measurement target according to one example includes: a fixed member having a frame which is ring-shaped; and a first strain sensor element and a second strain sensor element, each of the first strain sensor element and the second strain sensor element being string-sh...