JH

John C. Hargrave

📍 Beaverton, OR: #2,113 of 3,140 inventorsTop 70%
🗺 Oregon: #17,068 of 28,073 inventorsTop 65%
Overall (All Time): #4,053,467 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4389805 Elastomer formulated fishing product — 1983-06-28