ALEXANDRIA, Va., Dec. 9 -- United States Patent no. 12,492,947, issued on Dec. 9, was assigned to AIRMONT AS (Halden, Norway).
"Sensor network" was invented by Ole Christian Torgalsboen (Halden, Norway), Morgan Kjolerbakken (Halden, Norway) and Karl-Magnus Haugen (Halden, Norway).
According to the abstract* released by the U.S. Patent & Trademark Office: "A sensor network system for determining a chimney maintenance schedule comprises a sensor unit (16) arranged for placement in or proximate to a chimney (6). The sensor unit comprises at least one sensor arranged to measure a parameter of the chimney (6) and use the measured parameter to generate chimney health data associated with the chimney (6). The sensor unit includes a transmission ...