Inventor · disambiguated record
Harry Van Der Heijden
Also filed as: VAN DER HEIJDEN HARRY
27 granted patents·3 pending applications·432 citations·filing 1980–2014
96Inventor score
Top patents by PatentIndex Score
30 records- 0197US6683187B2Ligands and catalyst systems thereof for ethylene oligomerization to linear alpha olefinsSHELL OIL CO·Filed 2001·Granted Jan 27, 2004·77 cites·48 claims
- 0295US7867938B2Catalytic oligomerization of olefinic monomersSHELL OIL CO·Filed 2006·Granted Jan 11, 2011·29 cites·14 claims
- 0394US6710006B2Non-symmetrical ligands and catalyst systems thereof for ethylene oligomerization to linear alpha olefinsSHELL OIL CO·Filed 2001·Granted Mar 23, 2004·63 cites·91 claims
- 0491US7304159B2Ligands and catalyst systems thereof for ethylene oligomerisation to linear alpha olefinsSHELL OIL CO·Filed 2005·Granted Dec 4, 2007·16 cites·21 claims
- 0591US7238764B2Process for the co-oligomerisation of ethylene and alpha olefinsSHELL OIL CO·Filed 2003·Granted Jul 3, 2007·25 cites·24 claims
- 0690US7053020B2Catalyst systems for ethylene oligomerisation to linear alpha olefinsSHELL OIL CO·Filed 2003·Granted May 30, 2006·67 cites·21 claims
- 0789US7179871B2Non-symmetrical ligands and catalyst systems thereof for ethylene oligomerization to linear alpha olefinsSHELL OIL CO·Filed 2002·Granted Feb 20, 2007·22 cites·64 claims
- 0889US7049442B2Ligands and catalyst systems thereof for ethylene oligomerisation to linear alpha olefinsSHELL OIL CO·Filed 2002·Granted May 23, 2006·41 cites·39 claims
- 0988US7589245B2Process for preparing linear alpha olefinsSHELL OIL CO·Filed 2005·Granted Sep 15, 2009·18 cites·19 claims
- 1088US7037988B2Process for the co-oligomerisation of ethylene and alpha olefinsSHELL OIL CO·Filed 2001·Granted May 2, 2006·33 cites·66 claims
- 1187US7259123B2Catalytic trimerization and tetramerization of olefinic monomersSHELL OIL CO·Filed 2006·Granted Aug 21, 2007·6 cites·12 claims
- 1284US8252874B2Ligands and catalyst systems for the oligomerization of olefinic monomersDE BOER ERIC JOHANNES MARIA·Filed 2007·Granted Aug 28, 2012·5 cites·19 claims
- 1376US8664423B2Process for the preparation of acylated secondary alcohol alkoxylates and secondary alcohol alkoxylatesVAN DER HEIJDEN HARRY·Filed 2009·Granted Mar 4, 2014·4 cites·17 claims
- 1467US7381857B2Catalytic trimerization and tetramerization of olefinic monomersSHELL OIL CO·Filed 2007·Granted Jun 3, 2008·1 cites·11 claims
- 1567US4252987ADimerization of 1-alkenesSHELL OIL CO·Filed 1980·Granted Feb 24, 1981·8 cites·14 claims
- 1665US9073810B2Catalyst systems for the catalytic oligomerization of olefinic monomersSHELL OIL CO·Filed 2014·Granted Jul 7, 2015·0 cites·4 claims
- 1765US7547783B2Transition metal complexesSHELL OIL CO·Filed 2005·Granted Jun 16, 2009·1 cites·24 claims
- 1861US7803886B2Ligands and catalyst systems thereof for the catalytic oligomerization of olefinic monomersSHELL OIL CO·Filed 2007·Granted Sep 28, 2010·0 cites·9 claims
- 1960US9073809B2Catalyst systems for the catalytic oligomerization of olefinic monomersSHELL OIL CO·Filed 2013·Granted Jul 7, 2015·0 cites·2 claims
- 2058US8680220B2Catalyst systems for the catalytic oligomerization of olefinic monomersDE BOER ERIC JOHANNES MARIA·Filed 2011·Granted Mar 25, 2014·0 cites·3 claims
- 2158US8637617B2Catalyst systems for the catalytic oligomerization of olefinic monomersDE BOER ERIC JOHANNES MARIA·Filed 2011·Granted Jan 28, 2014·0 cites·2 claims
- 2257US8476181B2Catalyst systems for the oligomerization of olefin monomersDE BOER ERIC JOHANNES MARIA·Filed 2012·Granted Jul 2, 2013·0 cites·8 claims
- 2357US8022007B2Ligands and catalyst systems thereof for the catalytic oligomerization of olefinic monomersSHELL OIL CO·Filed 2010·Granted Sep 20, 2011·0 cites·9 claims
- 2450US5247065APolymerization of CO/olefin with bidentate ligand having 2-hydroxy-2-alkyl-1,3-propylene bridging groupSHELL OIL CO·Filed 1992·Granted Sep 21, 1993·6 cites·10 claims
- 2545US6461993B1Method for preparing a hydrogenation catalyst systemSHELL OIL CO·Filed 1999·Granted Oct 8, 2002·6 cites·13 claims
- 2644US2005014983A1Process for producing linear alpha olefinsFiled 2004·Application pending·0 cites
- 2743US2007185357A1Catalytic process for the oligomerization of olefinic monomersDE BOER ERIC J M·Filed 2006·Application pending·0 cites
- 2838US5350725APolymerization processSHELL OIL CO·Filed 1993·Granted Sep 27, 1994·1 cites·10 claims
- 2936US2012071693A1Process for the production of ethylene glycol and related compoundsDE BOER ERIC JOHANNES MARIA·Filed 2010·Application pending·0 cites
- 3033US5952430AProcess for selective hydrogenation of poly(monovinyl aromatic)-poly(conjugated diene) block copolymersSHELL OIL CO·Filed 1997·Granted Sep 14, 1999·3 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →