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John Martin Schaefer

📍 Greensboro, NC: #56 of 156 inventorsTop 40%
🗺 North Carolina: #2,123 of 6,286 inventorsTop 35%
Overall (2019): #403,879 of 560,194Top 75%
1
Patents 2019

Issued Patents 2019

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10479450 Double seal kayak hatch Gerald Zinnbauer, Lee Patrick Ward 2019-11-19