Dineli Wickramasinghe has been granted 9 US patents while listed as an inventor at Amgen. The first was granted in 2009 and the most recent in October 2025. Dineli Wickramasinghe ranks #535,341 of 4,157,543 US inventors in our database (top 12.9%). Patent records list Dineli Wickramasinghe in San Francisco, CA, US.