Sivakumar Velusamy has been granted 9 US patents while listed as an inventor at Google. The first was granted in 2005 and the most recent in March 2019. Sivakumar Velusamy ranks #535,341 of 4,157,543 US inventors in our database (top 12.9%). Patent records list Sivakumar Velusamy in San Francisco, CA, US.