ALEXANDRIA, Va., March 17 -- United States Patent no. 12,580,222, issued on March 17, was assigned to Honda Motor Co. Ltd. (Tokyo).

"Method of manufacturing battery component and apparatus for manufacturing battery component" was invented by Yayoi Matsushita (Saitama, Japan), Yuichi Tajiri (Saitama, Japan) and Takehiro Fukushima (Saitama, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided are a method and an apparatus for manufacturing a battery component including a base having a three-dimensional structure at low manufacturing costs, the method and the apparatus enabling impregnation of the base with a solid electrolyte of uniform composition while preventing or inhibiting air from remaining ins...