JS

John Serafino

EX ExxonMobil: 1 patents #5,661 of 10,161Top 60%
📍 Billerica, MA: #396 of 621 inventorsTop 65%
🗺 Massachusetts: #56,664 of 88,656 inventorsTop 65%
Overall (All Time): #4,065,970 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4317799 Belt-roller crystal pulling mechanism William A. Kmetz 1982-03-02