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

Edgar J. Huffman

St. John, KS: #4 of 5 inventorsTop 80%
Kansas: #6,307 of 12,005 inventorsTop 55%
Overall (All Time): #4,034,379 of 4,157,543Top 100%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4448439 Safety trailer hitch 1984-05-15