ALEXANDRIA, Va., Nov. 25 -- United States Patent no. 12,480,463, issued on Nov. 25, was assigned to Honda Motor Co. Ltd. (Tokyo).

"Reactor" was invented by Yoshikazu Yamada (Wako, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A reactor includes: a first flow passage through which liquid and gas that reacts with the liquid flow; and a second flow passage provided adjacent to the first flow passage and through which a heat medium flows. Each of the first flow passage and the second flow passage is formed in a belt shape so as to extend in a length direction and a width direction orthogonal to the length direction, and is formed in a helical shape or a spiral shape around a vertical axis parallel to the ...