ALEXANDRIA, Va., March 31 -- United States Patent no. 12,590,376, issued on March 31, was assigned to Honda Motor Co. Ltd. (Tokyo).

"Water electrolysis system and control method of water electrolysis system" was invented by Shuichiro Kojima (Wako, Japan) and Shoji Takasugi (Wako, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A water electrolysis system includes a water supply unit, a KOH tank, a water electrolysis apparatus, and a control device. The water supply unit and the KOH tank supply an aqueous solution containing hydroxide ions of a predetermined concentration to a cathode of the water electrolysis apparatus. The water electrolysis apparatus includes a solid polymer electrolyte membrane, and ...