DH

Daniel T. Hilliard

UN Unknown: 1 patents #216 of 2,810Top 8%
📍 Butler, PA: #5 of 14 inventorsTop 40%
🗺 Pennsylvania: #1,270 of 5,047 inventorsTop 30%
Overall (2004): #239,479 of 270,089Top 90%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6672116 Double-locking mechanism for handcuffs — 2004-01-06