Assignee
SUMIOKA KAZUHIRO
JP·5 granted patents·1 pending application·1 citations·filing 2010–2012
Top patents by PatentIndex Score
6 records- 0170US8574758B2Porous electrode substrate and method for producing the sameSUMIOKA KAZUHIRO·Filed 2010·Granted Nov 5, 2013·1 cites·23 claims
- 0255US9325016B2Porous electrode substrate and process for production thereof, porous electrode substrate precursor sheet, membrane-electrode assembly, and polymer electrolyte fuel cellSUMIOKA KAZUHIRO·Filed 2011·Granted Apr 26, 2016·0 cites·13 claims
- 0351US8986907B2Porous electrode substrate, method for producing the same, membrane electrode assembly, and polymer electrolyte fuel cellSUMIOKA KAZUHIRO·Filed 2010·Granted Mar 24, 2015·0 cites·7 claims
- 0449US9871257B2Porous electrode substrate, method for manufacturing same, membrane electrode assembly, polymer electrolyte fuel cell, precursor sheet, and fibrillar fibersSUMIOKA KAZUHIRO·Filed 2012·Granted Jan 16, 2018·0 cites·14 claims
- 0545US9343751B2Porous electrode substrate, method for producing the same, precursor sheet, membrane electrode assembly, and polymer electrolyte fuel cellSUMIOKA KAZUHIRO·Filed 2010·Granted May 17, 2016·0 cites·20 claims
- 0640US2012115063A1Porous electrode substrate and method for producing the sameSUMIOKA KAZUHIRO·Filed 2010·Application pending·0 cites
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