DR

Donald A. Ruffle

The Johns Hopkins University: 1 patents #1,892 of 4,416Top 45%
📍 Ellicott City, MD: #696 of 1,185 inventorsTop 60%
🗺 Maryland: #19,431 of 35,612 inventorsTop 55%
Overall (All Time): #3,138,544 of 4,157,543Top 80%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8908919 Tactical object finder William C. Walton, Christopher M. Gifford, Marc A. Kolodner 2014-12-09