Hellmut Boden has been granted 4 US patents while listed as an inventor at Werner & Pfleiderer Gmbh. The first was granted in 1981 and the most recent in August 1994. Hellmut Boden ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Hellmut Boden in Mühlacker, DE.