Inventor · disambiguated record
Frank Bartkowiak
Also filed as: BARTKOWIAK FRANK
3 granted patents·39 citations·filing 1988–1990
71Inventor score
Files withBAYER AG3
Top patents by PatentIndex Score
3 records- 0170US4943299ALevelling agents for disperse dyeing of polyester: ethoxylate or propoxylate of substituted phenol, emulsifier and carrierBAYER AG·Filed 1988·Granted Jul 24, 1990·17 cites·12 claims
- 0262US5053421ADi-styrl-phenyl-triglycol ether as crystallization inhibitorBAYER AG·Filed 1990·Granted Oct 1, 1991·12 cites·2 claims
- 0358US4994089ACarrier mixture for the dyeing of polyester materials: n-alkylphthalimide and aromatic ester or etherBAYER AG·Filed 1989·Granted Feb 19, 1991·10 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →