ALEXANDRIA, Va., July 14 -- United States Patent no. 12,680,802, issued on July 14, was assigned to MITUTOYO Corp. (Kanagawa, Japan).
"Displacement measuring instrument" was invented by Keita Ogawa (Kanagawa, Japan), Shuji Hayashida (Kanagawa, Japan) and Yasuhiro Tsujimoto (Kanagawa, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A displacement measuring instrument includes an encoder that detects the amount of moving displacement of a measuring element while the measuring element is in contact with the surface of an object to be measured, a calculator that calculates a measurement value, and a display that displays at least the measurement value. The calculator includes a measuring section that calcul...