RH

Robert J. Heilman

📍 Orland Park, IL: #5 of 29 inventorsTop 20%
🗺 Illinois: #2,058 of 6,921 inventorsTop 30%
Overall (2011): #181,518 of 364,097Top 50%
1
Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7861980 Hanger for rain gutter device Russell Verbrugge, David Skelton, Hal Klaus 2011-01-04