ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,546,411, issued on Feb. 10, was assigned to ROBERT BOSCH GMBH (Stuttgart, Germany).

"Shutoff valve for hydrogen tank systems, compressed gas container, and hydrogen tank system" was invented by Andreas Rau (Stuttgart, Germany), Joachim Soubari (Ettlingen, Germany) and Udo Schaich (Stuttgart, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "A shutoff valve for hydrogen tank systems having at least one compressed gas container. The shutoff valve includes a main valve, and a control valve for controlling the main valve. The main valve has a reciprocating valve piston which interacts with a valve seat and delimits, at its end facing away from the valv...