JB

John A. Barkanic

Air Products And Chemicals: 1 patents #1,147 of 1,997Top 60%
📍 Schnecksville, PA: #34 of 76 inventorsTop 45%
🗺 Pennsylvania: #30,495 of 74,527 inventorsTop 45%
Overall (All Time): #2,291,152 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5275692 Method for fabricating integrated circuits — 1994-01-04
4787957 Desmear and etchback using NF.sub.3 /O.sub.2 gas mixtures Donna M. Reynolds 1988-11-29