ALEXANDRIA, Va., Dec. 23 -- United States Patent no. 12,504,397, issued on Dec. 23, was assigned to Metre Inc. (Oakland, Calif.).
"Systems and methods for monitoring of acetone" was invented by Nicole Leilani Ing (Emeryville, Calif.) and Glenn Clifford Forrester (Oakland, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "Various embodiments of an apparatus, methods, systems and computer program products described herein are directed to a Sensor for monitoring acetone emitted from the surface of the skin. The Sensor includes a gas impermeable enclosure and a carbonate removal cell enclosed within the gas impermeable enclosure. A gas permeable membrane houses the gas impermeable enclosure. A fuel cell anod...