RH

Robert J. Helmsdorfer

📍 Wheaton, IL: #533 of 884 inventorsTop 65%
🗺 Illinois: #48,934 of 84,256 inventorsTop 60%
Overall (All Time): #3,980,713 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4688747 Low voltage computer cable wall aperture molding Todd Kemnitz, Robert J. Blaney 1987-08-25