ALEXANDRIA, Va., June 16 -- United States Patent no. 12,307,638, issued on May 20, was assigned to NORTHSTAR EARTH & SPACE INC. (Montreal).

"Systems and methods for assessing a presence or absence of celestial objects from a plurality of images of a cosmic space acquired by a plurality of imaging satellites" was invented by Frederic Pelletier (Quebec, Canada), Daniel O'Connell (Saint Lazarre, Canada), Peter Klimas (Ottawa), Jean-Claude Leclerc (Quebec, Canada), Narendra Gollu (Montreal), Pierre Tremblay (Quebec, Canada), Ryan Comeau (Kelowna, Canada), Noemi Giammichele (Montreal) and Priyatharsan Epoor Rajasekar (Luxembourg).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system includes a plurality of satel...