ALEXANDRIA, Va., May 26 -- United States Patent no. 12,640,382, issued on May 26, was assigned to Honda Motor Co. Ltd. (Tokyo).
"Fuel cell system" was invented by Kazuhide Inoue (Wako, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A fuel cell system includes a drain valve for a gas-liquid separator in a fuel off-gas flow path to discharge liquid water in the gas-liquid separator, a pressure sensor disposed at a fuel gas supply flow path or the fuel off-gas flow path to detect a gas pressure in the flow path, a power generation state acquisition unit to acquire a power generation state of a fuel cell stack, and a control device. The control device controls the opening and closing of the drain valve bas...