Inventor · disambiguated record
S. Tonya Stefko
Also filed as: STEFKO S TONYA
2 granted patents·20 citations·filing 1992–1994
60Inventor score
Files withPPG IND OHIO INC2
Top patents by PatentIndex Score
2 records- 0150US6228974B1Aminoplast curable film-forming compositions providing films having resistance to acid etchingPPG IND OHIO INC·Filed 1994·Granted May 8, 2001·9 cites·32 claims
- 0247US6103816AAqueous aminoplast curable film-forming compositions providing films having resistance to acid etchingPPG IND OHIO INC·Filed 1992·Granted Aug 15, 2000·11 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →