Joerg Schaeffner has been granted 2 US patents while listed as an inventor at Hoffmann-La Roche. The first was granted in 2001 and the most recent in September 2002. Joerg Schaeffner ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Joerg Schaeffner in Bodenwerder, DE.