ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,424,645, issued on Sept. 23, was assigned to MICRO CONTROL SYSTEMS LTD. (Saku, Japan).
"Apparatus, system and method for generating nitrogen gas from fuel-cell exhaust gas" was invented by Katsumichi Tagami (Saku, Japan), Soichi Hashiba (Saku, Japan), Takeshi Kitazawa (Saku, Japan) and Noboru Fujii (Saku, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is an apparatus/system for generating a nitrogen-enriched gas reliably and stably using a fuel cell. The nitrogen gas generation apparatus/system comprises: a fuel cell configured to operate by taking in air or a gas containing nitrogen and oxygen, and a fuel gas; and a catalyst combustion ...