FR

Freddie Ray Roberts

📍 Clarksville, TN: #3 of 13 inventorsTop 25%
🗺 Tennessee: #594 of 1,989 inventorsTop 30%
Overall (2017): #421,850 of 506,227Top 85%
1
Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9624826 Variable compression cylinder head, crankshaft, and piston rod and system thereof 2017-04-18