ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,508,567, issued on Dec. 30, was assigned to JGC JAPAN Corp. (Kanagawa, Japan).

"Flow member and reaction vessel" was invented by Naoya Oshima (Kanagawa, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A flow member and a reaction vessel are provided. The reaction vessel is constituted by the flow member together with a first reaction unit and a second reaction unit. The first reaction unit is provided inside with a first catalyst layer and including a first supply port and a first outflow port. The second reaction unit is provided inside with a second catalyst layer, including a second supply port and a second outflow port. The second reaction unit...