Dookyung Ahn has been granted 3 US patents while listed as an inventor at Snow. The first was granted in 2019 and the most recent in April 2021. Dookyung Ahn ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Dookyung Ahn in Seongnam-si, KR.