ALEXANDRIA, Va., Nov. 25 -- United States Patent no. 12,482,804, issued on Nov. 25, was assigned to NGK INSULATORS Ltd. (Nagoya, Japan).

"Heat treatment system, saggar and method of heat-treating" was invented by Masatoshi Hirano (Yokohama, Japan) and Takeshi Komaki (Nagoya, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A heat treatment system disclosed herein may include: one or more saggars, each of which is configured to accommodate powder of a lithium positive electrode material; and a heat treatment furnace configured to heat-treat the powder accommodated in the one or more saggars. Each of the one or more saggars may include a contact surface which is to make contact with the powder, wherein at ...