Inventor · disambiguated record
Constance R. Stepan
Also filed as: STEPAN CONSTANCE · STEPAN CONSTANCE R
21 granted patents·5 pending applications·265 citations·filing 1990–2015
95Inventor score
Top patents by PatentIndex Score
26 records- 0197USD538222SFuel supply for fuel cellsBIC SOC·Filed 2006·Granted Mar 13, 2007·89 cites·1 claims
- 0295US7779856B2Fuel cartridge of a fuel cell with fuel stored outside fuel linerBIC SOC·Filed 2005·Granted Aug 24, 2010·19 cites·44 claims
- 0394US8118893B2Hydrogen generating fuel cell cartridgesROSENZWEIG ALAIN·Filed 2009·Granted Feb 21, 2012·15 cites·12 claims
- 0494US7896934B2Hydrogen generating fuel cell cartridgesBIC SOC·Filed 2006·Granted Mar 1, 2011·15 cites·38 claims
- 0593US8636826B2Hydrogen membrane separatorCURELLO ANDREW J·Filed 2010·Granted Jan 28, 2014·13 cites·46 claims
- 0691US8002853B2Hydrogen-generating fuel cell cartridgesBIC SOC·Filed 2006·Granted Aug 23, 2011·16 cites·34 claims
- 0789US9005344B2Hydrogen membrane separatorBIC SOC·Filed 2014·Granted Apr 14, 2015·4 cites·20 claims
- 0887US8636961B2Fuels for hydrogen generating cartridgesSGROI JR ANTHONY·Filed 2006·Granted Jan 28, 2014·11 cites·10 claims
- 0982US9490491B2Separable fuel cartridgeINTELLIGENT ENERGY LTD·Filed 2013·Granted Nov 8, 2016·3 cites·10 claims
- 1076USD673497SFuel cartridgeBIC SOC·Filed 2010·Granted Jan 1, 2013·19 cites·1 claims
- 1173US8821834B2Hydrogen generator with aerogel catalystCURELLO MICHAEL·Filed 2009·Granted Sep 2, 2014·4 cites·17 claims
- 1273US5088718AHigh capacity sheet feederPITNEY BOWES INC·Filed 1990·Granted Feb 18, 1992·24 cites·7 claims
- 1372US9539558B2Hydrogen membrane separatorINTELLIGENT ENERGY LTD·Filed 2014·Granted Jan 10, 2017·1 cites·20 claims
- 1466USD530663SFuel supply for fuel cellsBIC SOC·Filed 2004·Granted Oct 24, 2006·12 cites·1 claims
- 1562US8764859B2Hydrogen generating fuel cell cartridgesROSENZWEIG ALAIN·Filed 2012·Granted Jul 1, 2014·0 cites·10 claims
- 1659US9722268B2Gas generator with starter mechanism and catalyst shieldINTELLIGENT ENERGY LTD·Filed 2015·Granted Aug 1, 2017·0 cites·12 claims
- 1758US5154408AHigh capacity sheet feeder with adjustable deckPITNEY BOWES INC·Filed 1990·Granted Oct 13, 1992·14 cites·8 claims
- 1857US2011244372A1Fuel Supply with Improved Connecting ValveBIC SOC·Filed 2011·Application pending·0 cites
- 1956US2008199759A1Separable Fuel CartridgeBIC SOC·Filed 2006·Application pending·0 cites
- 2056US2008233457A1Fuel Supply with Improved Connecting ValveBIC SOC·Filed 2006·Application pending·0 cites
- 2154US8951310B2Hydrogen gas generatorsCURELLO ANDREW J·Filed 2008·Granted Feb 10, 2015·0 cites·35 claims
- 2253US8986404B2Gas generator with starter mechanism and catalyst shieldROSENZWEIG ALAIN·Filed 2010·Granted Mar 24, 2015·0 cites·19 claims
- 2353US8317884B2Hydrogen generating fuel cell cartridgesCURELLO ANDREW·Filed 2011·Granted Nov 27, 2012·0 cites·20 claims
- 2452USD680059SFuel cartridgeROSENZWEIG ALAIN·Filed 2012·Granted Apr 16, 2013·6 cites·1 claims
- 2548US2008206113A1Hydrogen Generating Fuel Cell CartridgesBIC SOC·Filed 2006·Application pending·0 cites
- 2646US2007077480A1Scavenger materials in fuel cartridgeCURELLO ANDREW J·Filed 2005·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →