ALEXANDRIA, Va., Jan. 28 -- United States Patent no. 12,535,150, issued on Jan. 27, was assigned to TK-FUJIKIN Corp. (Busan, South Korea).

"Fuel gas blocking device doubling as flow passage" was invented by Jae Kwang Kim (Busan, South Korea) and Jae Uk Byeon (Busan, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "To improve durability and production economics, the present disclosure provides a fuel gas blocking device doubling as a flow passage, the device including a supply body part having a flow passage formed therein to supply a fuel gas and provided with a supply port having a sealing step formed therein on one side thereof, a solenoid body of which a front end is hermetically fastened to the...