SS

Stephen E. Schalk

📍 Walworth, WI: #11 of 26 inventorsTop 45%
🗺 Wisconsin: #23,834 of 40,088 inventorsTop 60%
Overall (All Time): #3,632,812 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6142980 Multi-function medical control valve assembly — 2000-11-07