JR

John Ricketts

📍 Joplin, MO: #2 of 11 inventorsTop 20%
🗺 Missouri: #150 of 859 inventorsTop 20%
Overall (1989): #93,257 of 140,708Top 70%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4876888 Thickness monitor for floated sludge George M. Grecu 1989-10-31