Eduard Wisjak has been granted 3 US patents while listed as an inventor at Giesecke & Devrient Gmbh. The first was granted in 2004 and the most recent in April 2006. Eduard Wisjak ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Eduard Wisjak in Vaterstetten, DE.