DR

David Rinz

VS Vacuum Furnace Systems: 1 patents #4 of 7Top 60%
📍 North Wales, PA: #292 of 457 inventorsTop 65%
🗺 Pennsylvania: #43,221 of 74,527 inventorsTop 60%
Overall (All Time): #3,663,130 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5965050 Curved graphite heating element for an electric resistance heating furnace Fred W. Ripley 1999-10-12