JR

John Ricketts

📍 Joplin, MO: #1 of 5 inventorsTop 20%
🗺 Missouri: #96 of 645 inventorsTop 15%
Overall (1982): #51,633 of 81,411Top 65%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4339202 Asphalt weigh and mix apparatus and process Wallace L. Hart 1982-07-13