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

David W. Leiby

GE: 1 patents #19,878 of 36,430Top 55%
Cincinnati, OH: #4,941 of 8,043 inventorsTop 65%
Ohio: #42,657 of 73,341 inventorsTop 60%
Overall (All Time): #3,975,566 of 4,157,543Top 100%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4669874 Borescope calibration Joseph C. Young 1987-06-02