RJ

Roger Johnson

📍 Greensboro, NC: #56 of 156 inventorsTop 40%
🗺 North Carolina: #2,123 of 6,286 inventorsTop 35%
Overall (2019): #294,547 of 560,194Top 55%
1
Patents 2019

Issued Patents 2019

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10421077 Large capacity upright tilting wet stone grinder Samuel Anthony Ratto 2019-09-24