Inventor · disambiguated record
Karl Duyck
Also filed as: DUYCK KARL · DUYCK KARL J
6 granted patents·31 citations·filing 2000–2004
79Inventor score
Top patents by PatentIndex Score
6 records- 0172US7144951B2Multifunctional viscosity index improver and dispersantCROMPTON CORP·Filed 2001·Granted Dec 5, 2006·16 cites·10 claims
- 0266US6930183B2Alkylated iminodibenzyls as antioxidantsCROMPTON CORP·Filed 2003·Granted Aug 16, 2005·3 cites·9 claims
- 0359US7375061B2Antioxidant hydrazides and derivatives thereof having multifunctional activityCROMPTON CORP·Filed 2004·Granted May 20, 2008·3 cites·4 claims
- 0458US6916767B2Antioxidant amines based on n-(4aniliophenyl) amides antioxidant amines based on n-(4-anilinophenyl) amidesUNIROYAL CHEM CO INC·Filed 2000·Granted Jul 12, 2005·4 cites·16 claims
- 0557US7189875B2Diphenylamine alkylated with olefin mixtures containing fractions with varying degrees of activityCROMPTON CORP·Filed 2004·Granted Mar 13, 2007·4 cites·9 claims
- 0650US7816308B2Ketone diarylamine condensatesCROMPTON CORP·Filed 2004·Granted Oct 19, 2010·1 cites·16 claims
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