ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,454,013, issued on Oct. 28, was assigned to TUNGALOY Corp. (Fukushima, Japan).
"Coated cutting tool" was invented by Takao Katagiri (Iwaki, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is a coated cutting tool having improved wear resistance and fracture resistance and a long tool life. The coated cutting tool include a substrate and a coating layer formed on the substrate, wherein the coating layer has an alternately laminated structure of a first layer and a second layer, the first layer contains a compound having a composition represented by (AlaMbTi1-a-b, wherein M represents at least one of a Mo element and a W element, and 0.75les...