SK

Stephen J. Kupczyk

GC Gs Roofing Products Company: 1 patents #5 of 7Top 75%
📍 Fort Worth, TX: #829 of 2,247 inventorsTop 40%
🗺 Texas: #52,441 of 125,132 inventorsTop 45%
Overall (All Time): #2,198,072 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6510664 Multi-layered shingle — 2003-01-28
5471801 Hip and ridge asphalt roof covering Dominic C. Quartier 1995-12-05