RH

Robert M. Holden

📍 Addison, IL: #120 of 247 inventorsTop 50%
🗺 Illinois: #48,934 of 84,256 inventorsTop 60%
Overall (All Time): #3,866,001 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5173186 Fluid filter cartridge and housing Scott E. Spafford 1992-12-22