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John Serafino

EX ExxonMobil: 1 patents #154 of 490Top 35%
📍 Billerica, MA: #2 of 14 inventorsTop 15%
🗺 Massachusetts: #329 of 1,827 inventorsTop 20%
Overall (1982): #51,418 of 81,411Top 65%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

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