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USPTO Patent Rankings Data through Sept 30, 2025
DD

Donald C. Dunn

CECorrosion Engineering: 1 patents #1 of 1Top 100%
Colfax, CA: #1 of 1 inventorsTop 100%
California: #4,598 of 17,285 inventorsTop 30%
Overall (1997): #158,581 of 185,788Top 90%
1 Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5699918 Screen for vibrating material sorting apparatus 1997-12-23