Inventor · disambiguated record
Eiichi Yasumoto
Also filed as: YASUMOTO EIICHI
52 granted patents·18 pending applications·1,038 citations·filing 1993–2013
99Inventor score
Files withMATSUSHITA ELECTRIC INDUSTRIAL CO LTD45PANASONIC CORP16ARISAKA SHINICHI2UNOKI SHIGEYUKI2MORITA JUNJI1
Top patents by PatentIndex Score
70 records- 0192US6531236B1Polymer electrolyte fuel cell stackMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Mar 11, 2003·41 cites·1 claims
- 0290US7494737B2Fuel cell having manifold apertures and cover platesPANASONIC CORP·Filed 2005·Granted Feb 24, 2009·11 cites·2 claims
- 0389US5470670AFuel cellMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1994·Granted Nov 28, 1995·71 cites·14 claims
- 0486US6818339B1Polymer electrolyte type fuel cellMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Nov 16, 2004·30 cites·18 claims
- 0586US5348814AInternal reforming type molten carbonate fuel cellMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1993·Granted Sep 20, 1994·79 cites·8 claims
- 0685US6372373B1Solid polymer electrolyte fuel cell and method for producing the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Apr 16, 2002·54 cites·23 claims
- 0785US5976725AFuel cell system, fuel feed system for fuel cell and portable electric applianceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1997·Granted Nov 2, 1999·151 cites·29 claims
- 0883US7491459B2Polymer electrolyte fuel cellPANASONIC CORP·Filed 2006·Granted Feb 17, 2009·4 cites·8 claims
- 0982US5702838AFuel cell device equipped with catalyst material for removing carbon monoxide and method for removing carbon monoxideMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1996·Granted Dec 30, 1997·70 cites·6 claims
- 1081US7150934B2Electrolyte film electrode union, fuel cell containing the same and process for producing themMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Dec 19, 2006·17 cites·6 claims
- 1180US6991870B2Gas diffusion electrode and fuel cell using thisMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Jan 31, 2006·18 cites·10 claims
- 1278US6660419B1Solid polymer electrolyte fuel cellMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Dec 9, 2003·56 cites·17 claims
- 1377US7220514B2Polymer electrolyte fuel cellMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted May 22, 2007·14 cites·10 claims
- 1476US7976972B2Method of preserving polymer electrolyte fuel cell stack and preservation assembly of polymer electrolyte fuel cell stackPANASONIC CORP·Filed 2005·Granted Jul 12, 2011·2 cites·2 claims
- 1576US6579639B1Polymer electrolyte fuel cellMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Jun 17, 2003·13 cites·3 claims
- 1675US6541144B2Fuel cell systemMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Apr 1, 2003·15 cites·7 claims
- 1774US8435692B2Fuel cellSHIBATA SOICHI·Filed 2008·Granted May 7, 2013·2 cites·8 claims
- 1874US8003239B2Method of preserving polymer electrolyte fuel cell stack and preservation assembly of polymer electrolyte fuel cell stackPANASONIC CORP·Filed 2005·Granted Aug 23, 2011·2 cites·18 claims
- 1974US7790324B2Separator plate and fuel cellPANASONIC CORP·Filed 2007·Granted Sep 7, 2010·2 cites·8 claims
- 2074US6869719B2Polymer electrolyte fuel cell stackMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Mar 22, 2005·9 cites·9 claims
- 2173US7201993B2Polymer electrolyte fuel cellMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Apr 10, 2007·9 cites·4 claims
- 2273US6667268B1Polymer electrolyte fuel cell having a porous catalyst layer and a method for manufacturing the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Dec 23, 2003·10 cites·12 claims
- 2373US6187464B1Method for activating fuel cellMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Feb 13, 2001·46 cites·8 claims
- 2471US7097932B1Polymer electrolytic fuel cell and method for producing the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Aug 29, 2006·8 cites·8 claims
- 2570US7455703B2Method for manufacturing polymer electrolyte fuel cellPANASONIC CORP·Filed 2006·Granted Nov 25, 2008·1 cites·9 claims
- 2670US7285354B2Polymer electrolyte fuel cell, fuel cell electrode, method for producing electrode catalyst layer, and method for producing polymer electrolyte fuel cellMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted Oct 23, 2007·9 cites·7 claims
- 2768US6329093B1Polymer electrolyte fuel cell stackMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Dec 11, 2001·39 cites·8 claims
- 2867US7316860B2Polymer electrolyte fuel cell and production method of the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Jan 8, 2008·6 cites·1 claims
- 2967US6746793B1Polymer electrolyte fuel cellMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Jun 8, 2004·32 cites·12 claims
- 3065US6210823B1Polymer electrolyte fuel cellMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Apr 3, 2001·36 cites·18 claims
- 3164US7470483B2Electrolyte membrane-electrode assembly for fuel cell and operation method of fuel cell using the samePANASONIC CORP·Filed 2003·Granted Dec 30, 2008·5 cites·8 claims
- 3264US7422811B2Fuel cell life predicting device and fuel cell systemMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted Sep 9, 2008·6 cites·3 claims
- 3363USD612806SSeparator for fuel cellPANASONIC CORP·Filed 2008·Granted Mar 30, 2010·8 cites·1 claims
- 3463US7405019B2Polymer electrolyte fuel cellMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted Jul 29, 2008·5 cites·38 claims
- 3563US6117579APolymer electrolyte fuel cellMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1998·Granted Sep 12, 2000·34 cites·19 claims
- 3660US5354627AMolten carbonate fuel cellMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1993·Granted Oct 11, 1994·19 cites·5 claims
- 3760US2013216939A1Separator for polymer electrolyte fuel cell, and polymer electrolyte fuel cellPANASONIC CORP·Filed 2013·Application pending·0 cites
- 3859US2008085440A1Polymer electrolyte fuel cell and production method of the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2007·Application pending·0 cites
- 3958USD623135SFuel cellPANASONIC CORP·Filed 2008·Granted Sep 7, 2010·8 cites·1 claims
- 4056US8021772B2Preservation assembly of polymer electrolyte fuel cell stackPANASONIC CORP·Filed 2010·Granted Sep 20, 2011·0 cites·12 claims
- 4155US8137829B2Method of preserving polymer electrolyte fuel cell stack and preservation assembly of polymer electrolyte fuel cell stackARISAKA SHINICHI·Filed 2011·Granted Mar 20, 2012·0 cites·7 claims
- 4255US5589287AMolten carbonate fuel cellMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1994·Granted Dec 31, 1996·22 cites·6 claims
- 4354US5469913AVehicle using hydrogen absorbing alloysMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1993·Granted Nov 28, 1995·18 cites·10 claims
- 4454US2005214599A1Polymer electrolyte fuel cell and method for prudoucing the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2005·Application pending·0 cites
- 4554US2011177414A1Fuel cell power generation systemPANASONIC CORP·Filed 2009·Application pending·0 cites
- 4653US8435657B2Method of preserving polymer electrolyte fuel cell stack and preservation assembly of polymer electrolyte fuel cell stackARISAKA SHINICHI·Filed 2012·Granted May 7, 2013·0 cites·6 claims
- 4753US2010248045A1Fuel cell system and method for operating the sameSAKAI OSAMU·Filed 2008·Application pending·0 cites
- 4853US2005287415A1Separator for polymer electrolyte fuel cell, polymer electrolyte fuel cell, method of evaluating separator for polymer electrolyte fuel cell, and method of manufacturing separator for polymer electrolyte fuel cellMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2005·Application pending·0 cites
- 4952US6660424B1Fuel cell and method of manufacture thereofMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Dec 9, 2003·20 cites·7 claims
- 5051US2005003260A1Polymer electrolyte fuel cell stackMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Application pending·0 cites
Showing the top 50 of 70 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →