ALEXANDRIA, Va., March 26 -- United States Patent no. 12,258,298, issued on March 25, was assigned to NGK INSULATORS Ltd. (Nagoya, Japan).
"Ceramic member manufacturing method, ceramic green body, and ceramic member manufacturing system" was invented by Rie Nishimura (Nagoya, Japan), Shinji Fujisaki (Kuwana, Japan) and Makoto Ohmori (Nagoya, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method for manufacturing a ceramic member includes a mark process for forming a mark indicating information about a ceramic green body on the ceramic green body by using a mark material capable of being erased by a predetermined heat treatment; and a heat treatment process for erasing the mark by applying the ceramic...