ALEXANDRIA, Va., July 16 -- United States Patent no. 12,359,990, issued on July 15, was assigned to MINEBEA MITSUMI Inc. (Nagano, Japan).
"Strain gauge" was invented by Aya Ono (Nagano, Japan) and Yosuke Ogasa (Nagano, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A strain gauge includes a substrate, a resistor formed on the substrate, and two lines. The resistor includes multiple elongated portions. Each of the lines includes a first metal layer and a second metal layer that is laminated on the first metal layer and is formed of a material having lower volume resistivity than the first metal layer. In plan view, an outer edge of the first metal layer is exposed from the second metal layer. In plan vi...