RF

Robert G. Frank

PI Ppg Industries: 2 patents #16 of 198Top 9%
📍 Murrysville, PA: #9 of 68 inventorsTop 15%
🗺 Pennsylvania: #313 of 3,759 inventorsTop 9%
Overall (1989): #17,263 of 140,708Top 15%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4865919 Method of fabricating a curved glass panel having a removable section and glass panel with a removable section Kathleen L. Moyer 1989-09-12
4804397 Partial press in gravity bending furnace and method of use Joseph D. Stas, James H. Schwartz 1989-02-14