Arnab Bhattacharya has been granted 12 US patents while listed as an inventor at Caastle. The first was granted in 2013 and the most recent in October 2023. Arnab Bhattacharya ranks #396,045 of 4,157,543 US inventors in our database (top 9.5%). Patent records list Arnab Bhattacharya in Kanpur, CA, IN.