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

John Lumpkin — 2 Patents

The Boeing: 2 patents #5,172 of 15,756Top 35%
Chicago, IL: #5,168 of 13,327 inventorsTop 40%
Illinois: #34,584 of 84,256 inventorsTop 45%
Overall (All Time): #1,808,745 of 4,157,543Top 45%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11661214 Systems and methods for air revitalization John Charles Gray, Daniel J. Leonard, John B. Lauger, Michael J. Fuller, Brian R. Dunaway 2023-05-30
10562649 Systems and methods for air revitalization John Charles Gray, Daniel J. Leonard, John B. Lauger, Michael J. Fuller, Brian R. Dunaway 2020-02-18