Gerhard P. Schiffmann has been granted 18 US patents while listed as an inventor at Composite Panel Systems. The first was granted in 2011 and the most recent in October 2023. Gerhard P. Schiffmann ranks #245,716 of 4,157,543 US inventors in our database (top 5.9%). Patent records list Gerhard P. Schiffmann in Eagle River, WI, US.