Hilde Cloostermans has been granted 2 US patents while listed as an inventor at Amazon. The first was granted in 2015 and the most recent in February 2025. Hilde Cloostermans ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Hilde Cloostermans in Hamme, BE.