ALEXANDRIA, Va., Nov. 3 -- United States Patent no. 12,782,220, issued on Nov. 3, was assigned to HALTON OY (Kausala, Finland).

"Measurement probe for measuring pressure inside air duct and measurement system for measuring pressure difference" was invented by Kim Hagstrom (Kausala, Finland), Vili Kohtaniemi (Kausala, Finland), Pekka Kanerva (Kausala, Finland), Raimo Parkkila (Kausala, Finland) and Harri Purho (Kausala, Finland).

According to the abstract* released by the U.S. Patent & Trademark Office: "A measurement probe for measuring air pressure inside an air duct, which measurement probe is arranged to be installed to a wall of a damper having at least one damper blade or to a wall of an air duct in which the damper is installed, whe...