Inventor · disambiguated record

Stephen J. Kupczyk

Also filed as: KUPCZYK STEPHEN J

2 granted patents·131 citations·filing 1994–2001

69Inventor score

Technology areasE04D Y10S

Files withGS ROOFING PRODUCTS COMPANY IN1

Top patents by PatentIndex Score

2 records

0185US6510664B2Multi-layered shingleFiled 2001·Granted Jan 28, 2003·74 cites·17 claims
0275US5471801AHip and ridge asphalt roof coveringGS ROOFING PRODUCTS COMPANY IN·Filed 1994·Granted Dec 5, 1995·57 cites·12 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →