RD

Ralph Duffy

📍 Bridgeport, OH: #4 of 7 inventorsTop 60%
🗺 Ohio: #42,657 of 73,341 inventorsTop 60%
Overall (All Time): #2,675,854 of 4,157,543Top 65%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11426643 Strike recording punching bag assembly — 2022-08-30