Leo M. F. Chirovsky has been granted 15 US patents while listed as an inventor at AT&T. The first was granted in 1990 and the most recent in April 2016. Leo M. F. Chirovsky ranks #307,048 of 4,157,543 US inventors in our database (top 7.4%). Patent records list Leo M. F. Chirovsky in Plainsboro, NJ, US.