RH

Roger D. Hertel

II Ibg International: 1 patents #3 of 9Top 35%
📍 Buffalo Grove, IL: #523 of 836 inventorsTop 65%
🗺 Illinois: #48,934 of 84,256 inventorsTop 60%
Overall (All Time): #4,064,182 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4312157 Greenhouse with hinged roof sections Rick J. Chapman 1982-01-26