Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
DF

David J. Fredel

FIFiskars: 1 patents #37 of 81Top 50%
Wausau, WI: #116 of 221 inventorsTop 55%
Wisconsin: #23,834 of 40,088 inventorsTop 60%
Overall (All Time): #3,644,267 of 4,157,543Top 90%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
D406538 Ruler Robert W. Cornell, Joseph Henry Jacobus 1999-03-09