ALEXANDRIA, Va., June 4 -- United States Patent no. 12,320,533, issued on June 3.

"Carbon dioxide based ventilation monitoring" was invented by Meenakshi Nair (Fremont, Calif.), Danika Gupta (Saratoga, Calif.) and Shriya Shukla (Foster City, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Apparatuses, systems, methods, and computer program products for carbon dioxide based ventilation monitoring are described. An apparatus may include a carbon dioxide sensor, a processor, and/or a memory storing computer program code executable by the processor to perform operations. An operation may include interpolating a ventilation metric for an environment of a carbon dioxide sensor based at least partially on dat...