RS

Roger A. Stamp

📍 Portland, OR: #4,612 of 9,213 inventorsTop 55%
🗺 Oregon: #12,654 of 28,073 inventorsTop 50%
Overall (All Time): #2,315,432 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5003646 Hydrotherapy apparatus Farrell D. Williams 1991-04-02
4220145 Hydrotherapy apparatus Farrell D. Williams 1980-09-02