DC

Donald B. Coogan

📍 Carolina Beach, NC: #3 of 14 inventorsTop 25%
🗺 North Carolina: #18,756 of 45,564 inventorsTop 45%
Overall (All Time): #2,169,617 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7055288 Pre-stressing sheath 2006-06-06
5052654 Molded plastic void hold down device for concrete beam-slab formation Michael J. Means 1991-10-01