ALEXANDRIA, Va., Sept. 15 -- United States Patent no. 12,734,476, issued on Sept. 15, was assigned to NGK INSULATORS Ltd. (Nagoya-City, Japan).

"Gas separation system and gas separation method" was invented by Kenichi Noda (Nagoya-City, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A gas separation system includes an adsorption apparatus and a separation membrane apparatus. A mixed gas including a target gas is introduced into the adsorption apparatus. A replacement gas is further introduced into the adsorption apparatus, and at least part of the gas exhausted from the adsorption apparatus at this time is introduced into a space on the non-permeate side of the separation membrane apparatus to obtain a...