Elly Bak has been granted 102 US patents while listed as an inventor at Corn Bak B.V.. The first was granted in 1991 and the most recent in July 2025. Elly Bak ranks #13,957 of 4,157,543 US inventors in our database (top 0.34%). Patent records list Elly Bak in Assendelft, NL.