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USPTO Patent Rankings Data through Sept 30, 2025
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Larry E. Kirkpatrick — 1 Patent

POPolydrain: 1 patents #4 of 6Top 70%
Statesville, NC: #100 of 199 inventorsTop 55%
North Carolina: #26,533 of 45,564 inventorsTop 60%
Overall (All Time): #4,010,022 of 4,157,543Top 100%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4498807 Drainage channel with means for maintaining proper slope during installation Barry C. Williams 1985-02-12