In March 1917 De Briganti transferred to the 77th Squadron under the command of Pier Ruggero Piccio where, for having achieved aerial victories, he was decorated with a Silver Medal of Military Valor.
[3] In 1921 he won the Lega ("League") Competition, the Lombardy Lakes Cruise, and the prestigious Schneider Cup seaplane race — held that year at Venice — flying a Macchi M.7bis at an average speed of 189.500 kilometres per hour (117.750 mph).
[3] In 1926 De Briganti was employed as a test pilot by the Costruzioni Meccaniche Aeronautiche SA (CMASA) company of Marina di Pisa.
[4] At CMASA, he oversaw the preparation of transoceanic flights and carried out load tests of the Dornier Do J Wal ("Whale") twin-engine flying boat in 1930.
He distinguished himself on numerous and distant reconnaissance missions, successfully completing them, despite the intense fire of anti-aircraft batteries and the attacks of enemy fighter aircraft.