AM

Arthur R. Martinson

GA Guy F. Atkinson: 1 patents #2 of 5Top 40%
📍 Portland, OR: #6,022 of 9,213 inventorsTop 70%
🗺 Oregon: #17,068 of 28,073 inventorsTop 65%
Overall (All Time): #4,091,023 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4272084 High pressure shaft seal Victor Rogers 1981-06-09