ALEXANDRIA, Va., June 25 -- United States Patent no. 12,339,190, issued on June 24, was assigned to TDK Corp. (Tokyo).
"Pressure sensor" was invented by Masanori Kobayashi (Tokyo), Ken Unno (Tokyo), Tetsuya Sasahara (Tokyo) and Kohei Nawaoka (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "[Problem] To provide a pressure sensor that has a plurality of detection parts in a lamination direction, and moreover has improved detection accuracy. [Solution] A pressure sensor 10 has a membrane 22 in which deformation corresponding to pressure occurs, a first gauge layer 40 which is formed on the membrane 22, an intermediate insulation layer 50 which is formed on the first gauge layer 40, and a second gauge layer...