RK

Ray O. Knoeppel

AH Aos Holding: 1 patents #3 of 7Top 45%
📍 Hartland, WI: #7 of 29 inventorsTop 25%
🗺 Wisconsin: #903 of 3,183 inventorsTop 30%
Overall (2003): #138,013 of 273,478Top 55%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6532906 Inlet heat recovery module for water heater Marc W. Akkala 2003-03-18