ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,553,577, issued on Feb. 17, was assigned to TOYOTA JIDOSHA K.K. (Aichi-Ken, Japan).
"On-vehicle hydrogen supply apparatus" was invented by Naoaki Ito (Kariya, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An on-vehicle hydrogen supply apparatus includes a hydrogen supply unit that includes a liquid hydrogen tank, a vaporizer that vaporizes liquid hydrogen, and a pressure chamber that is filled with vaporized hydrogen gas and supplies the filled hydrogen gas to a hydrogen engine for driving a vehicle, and supplies the hydrogen gas vaporized from the liquid hydrogen to the hydrogen engine. The apparatus also has a cover that houses the hydrogen sup...