SO

Stephen T. Opresko

RC Rca: 1 patents #133 of 435Top 35%
🗺 Pennsylvania: #570 of 2,652 inventorsTop 25%
Overall (1982): #30,069 of 81,411Top 40%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4322277 Step mask for substrate sputtering — 1982-03-30