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

David E. Huffaker

CTChicago Pneumatic Tool: 1 patents #30 of 45Top 70%
DYDynabrade: 1 patents #10 of 17Top 60%
Sherrill, NY: #8 of 14 inventorsTop 60%
New York: #48,759 of 115,490 inventorsTop 45%
Overall (All Time): #2,227,214 of 4,157,543Top 55%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6241464 Governor mechanism for a rotary device Frank D. Lehman 2001-06-05
5453577 Pneumatic tool and vibration isolator mounts therefor Richard J. Everett, Kenneth A. McHenry 1995-09-26