RW

Richard S. Wellens

📍 Washington, DC: #1,663 of 3,063 inventorsTop 55%
🗺 District of Columbia: #1,663 of 3,063 inventorsTop 55%
Overall (All Time): #3,766,840 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5400593 Device for reducing discharge of noxious substances emitted from an internal combustion engine Abraham P. Gelbein 1995-03-28