DR

David Ruma

📍 Powell, OH: #15 of 60 inventorsTop 25%
🗺 Ohio: #2,246 of 7,013 inventorsTop 35%
Overall (2017): #445,458 of 506,227Top 90%
1
Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9727718 Acknowledgment authentication system and method — 2017-08-08