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USPTO Patent Rankings Data through Sept 30, 2025
RM

Russell L. McMurray — 1 Patent

Du Quoin, IL: #1 of 3 inventorsTop 35%
Illinois: #48,934 of 84,256 inventorsTop 60%
Overall (All Time): #4,122,705 of 4,157,543Top 100%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4230561 Method and apparatus for separating clay from coal fines 1980-10-28