Inventor · disambiguated record
Toshihiro Tanuma
Also filed as: TANUMA TOSHIHIRO
27 granted patents·5 pending applications·249 citations·filing 1992–2022
96Inventor score
Top patents by PatentIndex Score
32 records- 0193US5545777AProcess for producing a hydrogen-containing 2,2-difluoropropaneASAHI GLASS CO LTD·Filed 1994·Granted Aug 13, 1996·53 cites·2 claims
- 0292US7157176B2Membrane-electrode assembly for polymer electrolyte fuel cell, and process for its productionASAHI GLASS CO LTD·Filed 2005·Granted Jan 2, 2007·14 cites·16 claims
- 0391US8470943B2Solid polymer electrolyte material, liquid composition, solid polymer fuel cell and fluoropolymerWATAKABE ATSUSHI·Filed 2012·Granted Jun 25, 2013·9 cites·16 claims
- 0490US8007953B2Process for producing membrane/electrode assembly for polymer electrolyte fuel cellASAHI GLASS CO LTD·Filed 2008·Granted Aug 30, 2011·10 cites·18 claims
- 0588US7220508B2Solid polymer electrolyte material, liquid composition, solid polymer fuel cell and fluoropolymerASAHI GLASS CO LTD·Filed 2001·Granted May 22, 2007·31 cites·16 claims
- 0686US8535847B2Membrane/electrode assembly for polymer electrolyte fuel cellTANUMA TOSHIHIRO·Filed 2010·Granted Sep 17, 2013·5 cites·9 claims
- 0781US5264639AProcess for producing a 2,2-difluoropropaneASAHI GLASS CO LTD·Filed 1992·Granted Nov 23, 1993·19 cites·6 claims
- 0878US8263710B2Solid polymer electrolyte material, liquid composition, solid polymer fuel cell and fluoropolymerWATAKABE ATSUSHI·Filed 2011·Granted Sep 11, 2012·2 cites·16 claims
- 0976US8202570B2Process for producing membrane/electrode assembly for polymer electrolyte fuel cell and process for producing polymer electrolyte fuel cellTANUMA TOSHIHIRO·Filed 2009·Granted Jun 19, 2012·4 cites·13 claims
- 1075US8372474B2Method of making fuel cell components including a catalyst layer and a plurality of ionomer overcoat layersGM GLOBAL TECH OPERATIONS INC·Filed 2006·Granted Feb 12, 2013·3 cites·47 claims
- 1175US5670249ARecording sheet and recordASAHI GLASS CO LTD·Filed 1996·Granted Sep 23, 1997·24 cites·20 claims
- 1274US12362366B2Catalyst layer, membrane electrode assembly for solid polymer fuel cell, and solid polymer fuel cellAGC INC·Filed 2022·Granted Jul 15, 2025·0 cites·11 claims
- 1372US8475967B2Membrane/electrode assembly for polymer electrolyte fuel cell and process for producing cathode for polymer electrolyte fuel cellTANUMA TOSHIHIRO·Filed 2012·Granted Jul 2, 2013·1 cites·20 claims
- 1469US6093483AAlumina sol and recording sheetASAHI GLASS CO LTD·Filed 1998·Granted Jul 25, 2000·16 cites·3 claims
- 1568US5928127AAlumina sol and recording sheetASAHI GLASS CO LTD·Filed 1996·Granted Jul 27, 1999·16 cites·1 claims
- 1664US8221919B2Process for forming catalyst layer, and process for producing membrane/electrode assembly for polymer electrolyte fuel cellSHIMODA HIROSHI·Filed 2009·Granted Jul 17, 2012·1 cites·19 claims
- 1760US5227547AMethod for producing dichloropentafluoropropanesASAHI GLASS CO LTD·Filed 1992·Granted Jul 13, 1993·7 cites·3 claims
- 1859US8043763B2Solid polymer electrolyte material, liquid composition, solid polymer fuel cell and fluoropolymerASAHI GLASS CO LTD·Filed 2007·Granted Oct 25, 2011·0 cites·11 claims
- 1959US2010159301A1Membrane/electrode assembly for polymer electrolyte fuel cell, coating fluid for forming catalyst layer for polymer electrolyte fuel cell, and process for producing membrane/electrode assembly for polymer electrolyte fuel cellASAHI GLASS CO LTD·Filed 2009·Application pending·0 cites
- 2057US10547062B2Polymer electrolyte fuel cellAGC INC·Filed 2014·Granted Jan 28, 2020·0 cites·10 claims
- 2157US5445868ARecording sheet and recordASAHI GLASS CO LTD·Filed 1994·Granted Aug 29, 1995·18 cites·16 claims
- 2253US10563021B2Methods for producing liquid composition, coating liquid for catalyst layer and membrane electrode assemblyAGC INC·Filed 2017·Granted Feb 18, 2020·0 cites·10 claims
- 2353US6166122AAlumina hydrate coating fluid, recording sheet and recorded productASAHI GLASS CO LTD·Filed 1998·Granted Dec 26, 2000·9 cites·8 claims
- 2452US6191327B1Method for producing dichloropentafluoropropanesASAHI GLASS CO LTD·Filed 1993·Granted Feb 20, 2001·4 cites·29 claims
- 2551US2009208805A1Membrane/electrode assembly for polymer electrolyte fuel cell and process for its productionASAHI GLASS CO LTD·Filed 2009·Application pending·0 cites
- 2649US10035898B2Method for producing liquid composition, method for producing coating liquid for forming catalyst layer, and method for producing membrane electrode assemblyASAHI GLASS CO LTD·Filed 2017·Granted Jul 31, 2018·0 cites·12 claims
- 2747US8999434B2Process for producing membrane/ electrode assembly for polymer electrolyte fuel cellsSHIMODA HIROSHI·Filed 2007·Granted Apr 7, 2015·0 cites·15 claims
- 2843US2010314038A1Process for producing membrane/electrode assembly for polymer electrolyte fuel cellASAHI GLASS CO LTD·Filed 2010·Application pending·0 cites
- 2941US5220084AMethod for producing dichloropentafluoropropanesASAHI GLASS CO LTD·Filed 1992·Granted Jun 15, 1993·2 cites·6 claims
- 3039US2002009626A1Polymer electrolyte fuel cell and method for its productionASAHI GLASS CO LTD·Filed 2001·Application pending·0 cites
- 3139US2015270567A1Process for producing membrane/electrode assembly for polymer electrolyte fuel cell and paste for forming interlayerASAHI GLASS CO LTD·Filed 2015·Application pending·0 cites
- 3236US5434321AMethod for producing dichloropentafluoropropanesASAHI GLASS CO LTD·Filed 1994·Granted Jul 18, 1995·1 cites·7 claims
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