PS

Paul Spencer

HA Heraeus Shin-Etsu America: 2 patents #5 of 10Top 50%
📍 Stevenson, WA: #2 of 10 inventorsTop 20%
🗺 Washington: #27,877 of 76,902 inventorsTop 40%
Overall (All Time): #1,595,576 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7118789 Silica glass crucible Katsuhiko Kemmochi, Robert Mosier 2006-10-10
6641663 Silica crucible with inner layer crystallizer and method Katsuhiko Kemmochi, Robert Mosier 2003-11-04
6510707 Methods for making silica crucibles Katsuhiko Kemmochi, Takayuki Togawa, Robert Mosier 2003-01-28