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Roger J. Usinger

📍 Oregon City, OR: #91 of 258 inventorsTop 40%
🗺 Oregon: #12,654 of 28,073 inventorsTop 50%
Overall (All Time): #2,364,552 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D271559 Wedge Richard Reimann 1983-11-29
4248451 Hitch assembly — 1981-02-03