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

John Leen

HGHuron Consulting Group: 1 patents #1 of 1Top 100%
Carsonville, MI: #1 of 2 inventorsTop 50%
Michigan: #1,670 of 6,370 inventorsTop 30%
Overall (2003): #192,348 of 273,478Top 75%
1 Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6581583 Engine intake off gas heater 2003-06-24