ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,431,379, issued on Sept. 30, was assigned to SHINKO ELECTRIC INDUSTRIES Co. LTD. (Nagano, Japan).

"Ceramic substrate, method of manufacturing the ceramic substrate, electrostatic chuck, substrate fixing device, and package for semiconductor device" was invented by Akira Goto (Nagano, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A ceramic substrate includes a base body and an electrical conductor pattern embedded in the base body. The base body is a ceramic. The electrical conductor pattern has, as a main component, a solid solution having a body-centered cubic lattice structure in which cobalt and iron are solid-dissolved in tungsten, a solid s...