DH

Darrell L. Hamann

UN Unknown: 1 patents #29,356 of 83,584Top 40%
📍 North Andover, MA: #362 of 527 inventorsTop 70%
🗺 Massachusetts: #56,664 of 88,656 inventorsTop 65%
Overall (All Time): #3,309,162 of 4,157,543Top 80%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7832325 Ballistic armor shield for hatch area of armored vehicle — 2010-11-16