JD

John G. Dorrough

📍 Oak Park, MI: #4 of 13 inventorsTop 35%
🗺 Michigan: #973 of 4,313 inventorsTop 25%
Overall (1994): #114,826 of 165,921Top 70%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5287269 Apparatus and method for accessing events, areas and activities Steven Mark Renfrow 1994-02-15