ALEXANDRIA, Va., May 19 -- United States Patent no. 12,631,588, issued on May 19, was assigned to MITSUI KINZOKU COMPANY Ltd. (Japan) and KYUSHU UNIVERSITY NATIONAL UNIVERSITY Corp. (Japan).

"Carbon dioxide sensor" was invented by Kohei Kato (Ageo, Japan), Shingo Ide (Ageo, Japan), Kengo Shimanoe (Fukuoka, Japan), Ken Watanabe (Fukuoka, Japan), Koichi Suematsu (Fukuoka, Japan) and Nan Ma (Fukuoka, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A carbon dioxide sensor includes: a solid electrolyte layer that is anion conductive; a reference electrode disposed on one surface of the solid electrolyte layer; and a detection electrode disposed on the other surface of the solid electrolyte layer. The detecti...