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USPTO Patent Rankings Data through Sept 30, 2025
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Harold W. Dillingham

HIH. D. Industries: 1 patents #1 of 1Top 100%
Jacksonville, TX: #2 of 4 inventorsTop 50%
Texas: #2,440 of 8,590 inventorsTop 30%
Overall (2002): #211,191 of 266,432Top 80%
1 Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6439806 Pavement repair material cart 2002-08-27