DC

David P. Colvin

📍 Apex, NC: #18 of 49 inventorsTop 40%
🗺 North Carolina: #561 of 2,260 inventorsTop 25%
Overall (1997): #164,263 of 185,788Top 90%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5637389 Thermally enhanced foam insulation Yvonne G. Bryant 1997-06-10