DC

Derrick Copeland

📍 Madison, AL: #398 of 715 inventorsTop 60%
🗺 Alabama: #5,342 of 10,951 inventorsTop 50%
Overall (All Time): #3,620,316 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6085864 Cough muffler Glen L. Copeland, Lucian James Copeland 2000-07-11