DR

Doug Roth

📍 Bolivar, OH: #15 of 33 inventorsTop 50%
🗺 Ohio: #42,657 of 73,341 inventorsTop 60%
Overall (All Time): #3,024,934 of 4,157,543Top 75%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9483667 Dip card reader James E. Pettitt, Andrew Ruszin 2016-11-01