DH

Donald R. Hughes

GT Greenleaf Technology: 1 patents #1 of 3Top 35%
📍 Meadville, PA: #1 of 10 inventorsTop 10%
🗺 Pennsylvania: #1,270 of 5,047 inventorsTop 30%
Overall (2004): #232,251 of 270,089Top 90%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6712564 Tool with improved resistance to displacement James M. Greenleaf, Stanley B. Howles 2004-03-30