Inventor · disambiguated record
Willem Karzijn
Also filed as: KARZIJN WILLEM
7 granted patents·1 pending application·31 citations·filing 1987–2011
80Inventor score
Top patents by PatentIndex Score
8 records- 0159US6403667B1Macromer stabiliser precursor for polymer polyolsSHELL OIL CO·Filed 1999·Granted Jun 11, 2002·16 cites·16 claims
- 0253US8530610B2Process for preparing a polymer polyolBUIJS ANDRE·Filed 2010·Granted Sep 10, 2013·1 cites·8 claims
- 0347US8017664B2Process for preparing polymer polyolsSHELL OIL CO·Filed 2003·Granted Sep 13, 2011·4 cites·14 claims
- 0442US8198398B2Process for removing foulingDENNEMAN MARCO ANTONIUS·Filed 2009·Granted Jun 12, 2012·0 cites·10 claims
- 0542US5064913AGlycidylester-anhydride adducts and epoxy resin curing agents therefromSHELL OIL CO·Filed 1991·Granted Nov 12, 1991·5 cites·9 claims
- 0628US5300595AEpoxy resin powder coating composition containing physical blend of 2-phenylimidazoline and isocyanuric acidSHELL OIL CO·Filed 1992·Granted Apr 5, 1994·5 cites·4 claims
- 0728US4769402AAqueous solutions of resinous compoundsSHELL OIL CO·Filed 1987·Granted Sep 6, 1988·0 cites·33 claims
- 0827US2013131205A1Process for preparing polymer polyolsFENNIS PAULUS JACOBUS·Filed 2011·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →