DS

David Michael Skupien

UN Unknown: 1 patents #29,356 of 83,584Top 40%
📍 Fox River Grove, IL: #55 of 85 inventorsTop 65%
🗺 Illinois: #48,934 of 84,256 inventorsTop 60%
Overall (All Time): #3,638,777 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5857515 Heat exchanging device — 1999-01-12