JQ

Joseph R. Quigley

📍 Pittsburgh, PA: #15 of 296 inventorsTop 6%
🗺 Pennsylvania: #313 of 3,759 inventorsTop 9%
Overall (1989): #23,544 of 140,708Top 20%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4853034 Method of ladle desulfurizing molten steel 1989-08-01
4795491 Premelted synthetic slag for ladle desulfurizing molten steel 1989-01-03