Inventor · disambiguated record
Seiji Sugiura
Also filed as: SUGIURA SEIJI
78 granted patents·6 pending applications·217 citations·filing 2001–2022
98Inventor score
Top patents by PatentIndex Score
84 records- 0192US10381661B2Resin frame equipped membrane electrode assembly for fuel cellHONDA MOTOR CO LTD·Filed 2016·Granted Aug 13, 2019·4 cites·5 claims
- 0286US6855448B2Fuel cell stackHONDA MOTOR CO LTD·Filed 2002·Granted Feb 15, 2005·32 cites·6 claims
- 0384US10476086B2Resin-framed stepped membrane electrode assembly for fuel cellHONDA MOTOR CO LTD·Filed 2017·Granted Nov 12, 2019·2 cites·6 claims
- 0484US8304140B2Fuel cell separator comprising overlapping bosses and guide ridgesSUGIURA SEIJI·Filed 2010·Granted Nov 6, 2012·4 cites·2 claims
- 0583US7144647B2Fuel cell stackHONDA MOTOR CO LTD·Filed 2001·Granted Dec 5, 2006·23 cites·5 claims
- 0682US7531265B2Fuel cellHONDA MOTOR CO LTD·Filed 2005·Granted May 12, 2009·5 cites·6 claims
- 0782US7445866B2Fuel cell stackHONDA MOTOR CO LTD·Filed 2005·Granted Nov 4, 2008·5 cites·10 claims
- 0880US9553324B2Fuel cell resin frame equipped membrane electrode assemblyHONDA MOTOR CO LTD·Filed 2014·Granted Jan 24, 2017·3 cites·7 claims
- 0980US8551671B2Fuel cell fluid sealing structureISHIKAWA ERI·Filed 2008·Granted Oct 8, 2013·6 cites·5 claims
- 1080US6858338B2Solid polymer electrolyte fuel cell assembly, fuel cell stack, and method of supplying reaction gas in fuel cellHONDA MOTOR CO LTD·Filed 2002·Granted Feb 22, 2005·18 cites·16 claims
- 1178US10141592B2Resin-framed membrane electrode assembly for fuel cellHONDA MOTOR CO LTD·Filed 2014·Granted Nov 27, 2018·2 cites·21 claims
- 1278US9368825B2Fuel cell stackHONDA MOTOR CO LTD·Filed 2013·Granted Jun 14, 2016·2 cites·5 claims
- 1377US9660276B2Fuel cell including separator with outer ends placed inward of fluid passages formed in frameSUGIURA SEIJI·Filed 2011·Granted May 23, 2017·2 cites·17 claims
- 1477US7901826B2Fuel cellHONDA MOTOR CO LTD·Filed 2006·Granted Mar 8, 2011·3 cites·8 claims
- 1576US8911916B2Fuel cellHONDA MOTOR CO LTD·Filed 2012·Granted Dec 16, 2014·2 cites·16 claims
- 1676US7867666B2Fuel cell with triangular buffers for reactant gas and coolantHONDA MOTOR CO LTD·Filed 2009·Granted Jan 11, 2011·2 cites·6 claims
- 1775US10497946B2Fuel cellHONDA MOTOR CO LTD·Filed 2016·Granted Dec 3, 2019·1 cites·6 claims
- 1874US7413821B2Solid polymer electrolyte fuel cell assembly with gas passages in serial communication, and method of supplying reaction gas in fuel cellHONDA MOTOR CO LTD·Filed 2002·Granted Aug 19, 2008·11 cites·36 claims
- 1973US11318704B2Vehicle interior material and manufacturing method of the sameTAKEHIRO CO LTD·Filed 2019·Granted May 3, 2022·1 cites·9 claims
- 2072US8268503B2Fuel cell stackISHIDA KENTARO·Filed 2007·Granted Sep 18, 2012·2 cites·4 claims
- 2172US6872483B2Fuel cell stack, method of holding fuel cell stack under pressure, and separatorsHONDA MOTOR CO LTD·Filed 2002·Granted Mar 29, 2005·10 cites·15 claims
- 2271US11316178B2Checking method of resin-framed membrane electrode assemblyHONDA MOTOR CO LTD·Filed 2019·Granted Apr 26, 2022·0 cites·8 claims
- 2371US8895202B2Fuel cell membrane electrode assemblyHONDA MOTOR CO LTD·Filed 2013·Granted Nov 25, 2014·1 cites·5 claims
- 2471US8399151B2Fuel cell with buffer-defined flow fieldsSUGIURA SEIJI·Filed 2010·Granted Mar 19, 2013·1 cites·5 claims
- 2569US9225032B2Fuel cellSUGIURA SEIJI·Filed 2011·Granted Dec 29, 2015·1 cites·19 claims
- 2669US6833210B2Fuel cellHONDA MOTOR CO LTD·Filed 2002·Granted Dec 21, 2004·8 cites·4 claims
- 2767US11870114B2Fuel cell system and method of controlling fuel cell systemHONDA MOTOR CO LTD·Filed 2022·Granted Jan 9, 2024·0 cites·6 claims
- 2866US7132189B2Fuel cell stack with bypassHONDA MOTOR CO LTD·Filed 2003·Granted Nov 7, 2006·6 cites·9 claims
- 2965US7070872B2Fuel cell stackHONDA MOTOR CO LTD·Filed 2002·Granted Jul 4, 2006·6 cites·6 claims
- 3065US2022320564A1Fuel cell systemHONDA MOTOR CO LTD·Filed 2022·Application pending·0 cites
- 3164US8313680B2Method of producing fuel cellMITSUOKA TAKAAKI·Filed 2010·Granted Nov 20, 2012·2 cites·4 claims
- 3264US8137864B2Fuel cell formed with metal separatorsISHIKAWA ERI·Filed 2008·Granted Mar 20, 2012·1 cites·5 claims
- 3364US7776490B2Fuel cell having closure sealHONDA MOTOR CO LTD·Filed 2004·Granted Aug 17, 2010·6 cites·11 claims
- 3464US7201990B2Fuel cell stackHONDA MOTOR CO LTD·Filed 2002·Granted Apr 10, 2007·6 cites·9 claims
- 3564US7018733B2Fuel cell stack having coolant flowing along each surface of a cooling plateHONDA MOTOR CO LTD·Filed 2002·Granted Mar 28, 2006·6 cites·5 claims
- 3663US12132238B2Fuel cell systemHONDA MOTOR CO LTD·Filed 2022·Granted Oct 29, 2024·0 cites·9 claims
- 3763US8999596B2Fuel cellHONDA MOTOR CO LTD·Filed 2013·Granted Apr 7, 2015·0 cites·5 claims
- 3863US8304127B2Fuel cell stackNUNOKAWA KAZUO·Filed 2010·Granted Nov 6, 2012·1 cites·9 claims
- 3963US7687165B2Solid polymer electrolyte fuel cell assembly, fuel cell stack, and method of operating cell assemblyHONDA MOTOR CO LTD·Filed 2008·Granted Mar 30, 2010·0 cites·2 claims
- 4063US6846590B2Fuel cell stack having grommet which covers each edge of communicating passages formed in terminal plateHONDA MOTOR CO LTD·Filed 2001·Granted Jan 25, 2005·5 cites·5 claims
- 4162US12021286B2Fuel cell systemHONDA MOTOR CO LTD·Filed 2022·Granted Jun 25, 2024·0 cites·1 claims
- 4262US9088015B2Fuel cell comprising water discharge channel formed by a corrugated sectionHONDA MOTOR CO LTD·Filed 2013·Granted Jul 21, 2015·0 cites·5 claims
- 4362US7220511B2Fuel cellHONDA MOTOR CO LTD·Filed 2004·Granted May 22, 2007·4 cites·5 claims
- 4461US6841282B2Fuel cellHONDA MOTOR CO LTD·Filed 2002·Granted Jan 11, 2005·4 cites·7 claims
- 4560US11831052B2Electric power supply system, controlling method of electric power supply system, and storage mediumHONDA MOTOR CO LTD·Filed 2022·Granted Nov 28, 2023·0 cites·10 claims
- 4660US9531016B2Fuel cell including separator comprising bypass limiting sectionHONDA MOTOR CO LTD·Filed 2015·Granted Dec 27, 2016·0 cites·3 claims
- 4760US2017033375A1Resin-framed membrane electrode assembly and fuel cellHONDA MOTOR CO LTD·Filed 2016·Application pending·0 cites
- 4859US8475972B2Fuel cellTANAKA HIROYUKI·Filed 2007·Granted Jul 2, 2013·0 cites·5 claims
- 4959US6866956B2Fuel cellHONDA MOTOR CO LTD·Filed 2002·Granted Mar 15, 2005·3 cites·12 claims
- 5058US7090941B2Fuel cell stack and a method of supplying reactant gases to the fuel cell stackHONDA MOTOR CO LTD·Filed 2002·Granted Aug 15, 2006·3 cites·4 claims
Showing the top 50 of 84 patent records by PatentIndex Score.
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