WH

William J. Hopkins

US USDA: 1 patents #1,162 of 2,828Top 45%
📍 Philadelphia, PA: #1,701 of 4,834 inventorsTop 40%
🗺 Pennsylvania: #30,495 of 74,527 inventorsTop 45%
Overall (All Time): #2,355,936 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4478728 Process and compositions for preserving fresh hides and skins Paula C. Sweeney, David G. Bailey 1984-10-23
4424059 Process and compositions for preserving fresh hides and skins Paula C. Sweeney, David C. Bailey 1984-01-03