Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Daniel R. Stumpf — 1 Patent

WEWerner: 1 patents #99 of 140Top 75%
Franklin, PA: #11 of 23 inventorsTop 50%
Pennsylvania: #43,533 of 74,527 inventorsTop 60%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Daniel R. Stumpf has been granted 1 US patent while listed as an inventor at Werner. All of these patents were granted in 2024. Daniel R. Stumpf ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Daniel R. Stumpf in Franklin, PA, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12163379 Extension ladder with groove box rails and method David Pozgay, Thomas W. Parker, Slavisa Dacic 2024-12-10