ALEXANDRIA, Va., July 3 -- United States Patent no. 12,345,674, issued on July 1, was assigned to DENSO Corp. (Kariya, Japan).
"Gas sensor and method of manufacture thereof" was invented by Shota Imada (Kariya, Japan), Satoshi Suzuki (Kariya, Japan) and Takumi Ushikubo (Kariya, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "The sensor element of a gas sensor includes an element body, a surface protective layer provided at the outermost surface position of a tip portion of the element body, in the longitudinal direction of the element body, and an internal protective layer provided between the surface protective layer and the element body. The internal protective layer has a lower thermal conductivity a...