Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Douglas E. Woolverton — 1 Patent

HEHunter Engineering: 1 patents #73 of 117Top 65%
Yardley, PA: #430 of 643 inventorsTop 70%
Pennsylvania: #43,221 of 74,527 inventorsTop 60%
Overall (All Time): #3,751,893 of 4,157,543Top 95%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5553389 Appartus and method for adjusting vehicle toe alignment angles Matthew Winslow, Daniel B. January 1996-09-10