ALEXANDRIA, Va., March 31 -- United States Patent no. 12,589,538, issued on March 31, was assigned to NISSEI ASB MACHINE Co. LTD. (Nagano, Japan).

"Mold" was invented by Daizaburo Takehana (Nagano, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A mold for injection molding, the mold including two or more cavity rows, each cavity row having a plurality of cavities, and a cooling flow path, the cooling flow path including: at least one supply port, a distribution conduit, a supply conduit, a cavity cooling portion, a discharge conduit, a collecting conduit, and at least one discharge port. The supply conduit and the discharge conduit are parallel to the cavity rows, and at least one supply conduit and at...