Claudia Hierath has been granted 3 US patents while listed as an inventor at Evonik Operations Gmbh. The first was granted in 2010 and the most recent in March 2024. Claudia Hierath ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Claudia Hierath in Essen, DE.