ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,747,709, issued on Sept. 29, was assigned to TOYOTA JIDOSHA K.K. (Toyota, Japan).

"Controller for a fuel supply system" was invented by Tatsunobu Hattori (Seto, Japan), Ryota Iwasaki (Okazaki, Japan) and Yutaro Kitano (Toyota, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A controller is applied to a fuel supply system. The controller is capable of controlling a hydrogen engine and a first shut-off valve and a second shut-off valve which are shut-off valves. The controller closes the shut-off valve when an operation for requesting stop of the hydrogen engine is performed by a user of a vehicle having the fuel supply system, and executes a failur...