Inventor · disambiguated record
Jan W. Leenslag
Also filed as: LEENSLAG JAN W · LEENSLAG JAN WILLEM
27 granted patents·1 pending application·438 citations·filing 1988–2005
97Inventor score
Files withICI PLC16ICI AMERICA INC6HUNTSMAN INT LLC4ICI AMERICAS INC IMPERIAL CHEM1IMP CHEMICAL IND PLS1
Top patents by PatentIndex Score
28 records- 0196US5071881ACo2 blown integral skin foamsICI PLC·Filed 1990·Granted Dec 10, 1991·93 cites·13 claims
- 0295US4866103APolyisocyanate compositionsICI AMERICA INC·Filed 1988·Granted Sep 12, 1989·65 cites·17 claims
- 0384US6884825B2Process for making a flexible polyurethane foamHUNTSMAN INT LLC·Filed 2003·Granted Apr 26, 2005·24 cites·32 claims
- 0483US6433034B1Flexible polyurethane foamsICI PLC·Filed 2001·Granted Aug 13, 2002·15 cites·4 claims
- 0580US5900442AFlexible polyurethane foamsICI PLC·Filed 1996·Granted May 4, 1999·28 cites·6 claims
- 0675US4935460AReaction injection molding compositionsICI AMERICA INC·Filed 1989·Granted Jun 19, 1990·21 cites·6 claims
- 0771US4933416APolyisocyanate compositionsICI AMERICA INC·Filed 1988·Granted Jun 12, 1990·13 cites·18 claims
- 0868US7307136B2Polyurethane elastomersHUNTSMAN INT LLC·Filed 2002·Granted Dec 11, 2007·8 cites·17 claims
- 0968US6020390AProcess for making flexible polyurethane foamsICI PLC·Filed 1997·Granted Feb 1, 2000·16 cites·16 claims
- 1066US5260346AReaction system for preparing polyurethane/polyureaICI PLC·Filed 1992·Granted Nov 9, 1993·15 cites·18 claims
- 1164US7169824B2Process for preparing a flexible polyurethane foamHUNTSMAN INT LLC·Filed 2002·Granted Jan 30, 2007·6 cites·19 claims
- 1262US5240965AManufacture of cellular polymers and compositions thereforICI PLC·Filed 1992·Granted Aug 31, 1993·10 cites·9 claims
- 1360US4990548APolyurethane/urea foams employing imino/enamine functional compoundsICI AMERICA INC·Filed 1989·Granted Feb 5, 1991·7 cites·10 claims
- 1458US6043292AProcess for making flexible polyurethane foamsICI PLC·Filed 1997·Granted Mar 28, 2000·15 cites·20 claims
- 1558US5081211APolyisocyanate compositionsICI PLC·Filed 1989·Granted Jan 14, 1992·11 cites·8 claims
- 1657US4906674APolysocyanate compositionsICI AMERICAS INC IMPERIAL CHEM·Filed 1988·Granted Mar 6, 1990·10 cites·14 claims
- 1754US6020391AFlexible polyurethane foamsICI PLC·Filed 1997·Granted Feb 1, 2000·9 cites·14 claims
- 1853US6288200B1Polyisocyanate compositionICI PLC·Filed 1996·Granted Sep 11, 2001·15 cites·39 claims
- 1951US5340852APolyisocyanate compositionICI PLC·Filed 1993·Granted Aug 23, 1994·9 cites·13 claims
- 2050US5587414ACompatibilising agentsICI PLC·Filed 1995·Granted Dec 24, 1996·11 cites·2 claims
- 2147US5142013AIsocyanate reactive polymers having imino/enamine functionalityICI AMERICA INC·Filed 1989·Granted Aug 25, 1992·6 cites·13 claims
- 2246US2006084777A1Process for preparing a polyisocyanurate polyurethane materialHUNTSMAN INT LLC·Filed 2005·Application pending·0 cites
- 2345US5368769AManufacture of cellular polymers and compositions thereforICI PLC·Filed 1993·Granted Nov 29, 1994·4 cites·12 claims
- 2441US6187832B1Process for making flexible polyurethane foamsICI PLC·Filed 1999·Granted Feb 13, 2001·6 cites·23 claims
- 2539US5234960AProcess for preparing foamsICI PLC·Filed 1992·Granted Aug 10, 1993·5 cites·8 claims
- 2638US6288134B1Flexible polyurethane foamsICI PLC·Filed 1999·Granted Sep 11, 2001·5 cites·25 claims
- 2732US5093383APolyurethane/urea foams from isocyanate prepolymers and isocyanate reactive imino/enamino functional reactantsICI AMERICA INC·Filed 1989·Granted Mar 3, 1992·2 cites·10 claims
- 2829US6335379B1Flexible polyurethane foamsIMP CHEMICAL IND PLS·Filed 1998·Granted Jan 1, 2002·9 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →