Inventor · disambiguated record
Atsushi Watakabe
Also filed as: WATAKABE ATSUSHI
37 granted patents·8 pending applications·385 citations·filing 1986–2020
97Inventor score
Top patents by PatentIndex Score
45 records- 0195US6610789B2Block polymer, process for producing a polymer, and polymer electrolyte fuel cellASAHI GLASS CO LTD·Filed 2001·Granted Aug 26, 2003·62 cites·8 claims
- 0295US5498657AFluorine-containing polymer compositionASAHI GLASS CO LTD·Filed 1994·Granted Mar 12, 1996·71 cites·14 claims
- 0393US7429428B2Polymer electrolyte material, production method thereof and membrane electrode assembly for polymer electrolyte fuel cellASAHI GLASS CO LTD·Filed 2005·Granted Sep 30, 2008·21 cites·34 claims
- 0491US8470943B2Solid polymer electrolyte material, liquid composition, solid polymer fuel cell and fluoropolymerWATAKABE ATSUSHI·Filed 2012·Granted Jun 25, 2013·9 cites·16 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
- 0688US6448452B2Fluorine-containing diene, its production method and its polymerASAHI GLASS CO LTD·Filed 2001·Granted Sep 10, 2002·18 cites·8 claims
- 0787US6670511B2Fluorine-containing diene, its production method and its polymerASAHI GLASS CO LTD·Filed 2002·Granted Dec 30, 2003·16 cites·19 claims
- 0886US9692073B2Electrolyte material, liquid composition and membrane/electrode assembly for polymer electrolyte fuel cellASAHI GLASS CO LTD·Filed 2014·Granted Jun 27, 2017·3 cites·12 claims
- 0985US8227139B2Polymer electrolyte fuel cell, electrolyte material therefore and method for its productionWATAKABE ATSUSHI·Filed 2009·Granted Jul 24, 2012·7 cites·13 claims
- 1085US7910236B2Electrolyte material, electrolyte membrane and membrane-electrolyte assembly for polymer electrolyte fuel cellsASAHI GLASS CO LTD·Filed 2007·Granted Mar 22, 2011·13 cites·8 claims
- 1185US7488788B2Electrolyte polymer for polymer electrolyte fuel cells, process for its production and membrane-electrode assemblyASAHI GLASS CO LTD·Filed 2005·Granted Feb 10, 2009·7 cites·4 claims
- 1284US7667083B2Fluorosulfonyl group-containing compound, method for its production and polymer thereofASAHI GLASS CO LTD·Filed 2009·Granted Feb 23, 2010·4 cites·5 claims
- 1382US7531610B2Fluorosulfonyl group-containing compound, method for its production and polymer thereofASAHI GLASS CO LTD·Filed 2008·Granted May 12, 2009·5 cites·14 claims
- 1481US8097383B2Electrolyte material for polymer electrolyte fuel cells, electrolyte membrane and membrane/electrode assemblyKANEKO ISAMU·Filed 2008·Granted Jan 17, 2012·7 cites·19 claims
- 1581US7470749B2Block polymer, process for producing a polymer, and polymer electrolyte fuel cellASAHI GLASS CO LTD·Filed 2005·Granted Dec 30, 2008·3 cites·9 claims
- 1680US7557178B2Process for producing electrolyte material for polymer electrolyte fuel cells, and membrane-electrode assembly for polymer electrolyte fuel cellsASAHI GLASS CO LTD·Filed 2005·Granted Jul 7, 2009·5 cites·8 claims
- 1779US7799468B2Electrolyte material for polymer electrolyte fuel cells, electrolyte membrane and membrane-electrode assemblyASAHI GLASS CO LTD·Filed 2005·Granted Sep 21, 2010·10 cites·38 claims
- 1878US8597855B2Electrolyte material, liquid composition and membrane/electrode assembly for polymer electrolyte fuel cellHOMMURA SATORU·Filed 2010·Granted Dec 3, 2013·3 cites·14 claims
- 1978US8263710B2Solid polymer electrolyte material, liquid composition, solid polymer fuel cell and fluoropolymerWATAKABE ATSUSHI·Filed 2011·Granted Sep 11, 2012·2 cites·16 claims
- 2077US7271229B2Processes for producing a fluorosulfonyl group-containing compound and a compound led from the fluorosulfonyl group-containing compoundASAHI GLASS CO LTD·Filed 2004·Granted Sep 18, 2007·14 cites·7 claims
- 2175US8557474B2Fluorosulfonyl group-containing monomer and its polymer, and sulfonic acid group-containing polymerWATAKABE ATSUSHI·Filed 2010·Granted Oct 15, 2013·1 cites·3 claims
- 2274US7709665B2Processes for producing a fluorosulfonyl group-containing compound and a compound LED from the fluorosulfonyl group-containing compoundASAHI GLASS CO LTD·Filed 2007·Granted May 4, 2010·2 cites·11 claims
- 2372US5039382AMethod for producing an alkali metal hydroxideASAHI GLASS CO LTD·Filed 1989·Granted Aug 13, 1991·29 cites·13 claims
- 2468US10975209B2Methods for producing fluorinated polymer, fluorinated polymer having functional group and electrolyte membraneAGC INC·Filed 2019·Granted Apr 13, 2021·0 cites·14 claims
- 2565US11518832B2Fluorine-containing diene compound, fluorine-containing polymer, and methods for producing sameAGC INC·Filed 2020·Granted Dec 6, 2022·0 cites·12 claims
- 2663US8198394B2Process for producing electrolyte material for polymer electrolyte fuel cells, and membrane-electrode assembly for polymer electrolyte fuel cellsTAYANAGI JUN-ICHI·Filed 2009·Granted Jun 12, 2012·1 cites·9 claims
- 2763US7902311B2Electrolyte polymer for polymer electrolyte fuel cells, process for its production and membrane-electrode assemblyASAHI GLASS CO LTD·Filed 2008·Granted Mar 8, 2011·0 cites·4 claims
- 2863US2009048424A1Fluorosulfonyl group-containing monomer and its polymer, and sulfonic acid group-containing polymerASAHI GLASS CO LTD·Filed 2008·Application pending·0 cites
- 2962US2013345443A1Fluorosulfonyl group-containing monomer and its polymer, and sulfonic acid group-containing polymerASAHI GLASS CO LTD·Filed 2013·Application pending·0 cites
- 3061USRE37022EFluorine-containing polymer compositionASAHI GLASS CO LTD·Filed 1998·Granted Jan 16, 2001·16 cites·31 claims
- 3159US8043763B2Solid polymer electrolyte material, liquid composition, solid polymer fuel cell and fluoropolymerASAHI GLASS CO LTD·Filed 2007·Granted Oct 25, 2011·0 cites·11 claims
- 3257US8933264B2Method for producing organic compound having sulfo group, method for producing liquid composition, and method for hydrolyzing organic compound having fluorosulfonyl groupASAHI GLASS CO LTD·Filed 2014·Granted Jan 13, 2015·0 cites·10 claims
- 3356US8658746B2Electrolyte polymer for polymer electrolyte fuel cells, process for its production and membrane-electrode assemblyKASAHARA NOBUYUKI·Filed 2010·Granted Feb 25, 2014·0 cites·3 claims
- 3456US6203912B1Electronic article having fluoropolymer thin filmASAHI GLASS CO LTD·Filed 1998·Granted Mar 20, 2001·22 cites·6 claims
- 3552US2009110967A1Electrolyte membrane for polymer electrolyte fuel cell, process for its production, membrane/electrode assembly for polymer electrolyte fuel cell and method of operating polymer electrolyte fuel cellASAHI GLASS CO LTD·Filed 2007·Application pending·0 cites
- 3651US7790817B2Process for producing fluoropolymerASAHI GLASS CO LTD·Filed 2006·Granted Sep 7, 2010·0 cites·10 claims
- 3750US10604461B2Method for producing fluorine-containing compound having iodine atom content reducedAGC INC·Filed 2018·Granted Mar 31, 2020·0 cites·12 claims
- 3848US2005037265A1Polymer electrolyte fuel cell, electrolyte material therefore and method for its productionASAHI GLASS CO LTD·Filed 2003·Application pending·0 cites
- 3948US2003198854A1Block polymer, process for producing a polymer, and polymer electrolyte fuel cellASAHI GLASS CO LTD·Filed 2003·Application pending·0 cites
- 4045US2011027687A1Electrolyte material, liquid composition and membrane/electrode assembly for polymer electrolyte fuel cellASAHI GLASS CO LTD·Filed 2010·Application pending·0 cites
- 4144US2011008710A1Material for catalyst layer for polymer electrolyte fuel cellASAHI GLASS CO LTD·Filed 2010·Application pending·0 cites
- 4243US8182951B2Fuel cell systemHOMMURA SATORU·Filed 2010·Granted May 22, 2012·0 cites·14 claims
- 4342US9508463B2Electrolyte material, liquid composition and membrane/electrode assembly for polymer electrolyte fuel cellHOMMURA SATORU·Filed 2010·Granted Nov 29, 2016·0 cites·13 claims
- 4442US2017098846A1Electrolyte material, liquid composition, membrane electrode assembly for polymer electrolyte fuel cell and fluorinated branched polymerASAHI GLASS CO LTD·Filed 2016·Application pending·0 cites
- 4534US4969982AMethod for producing an alkali metal hydroxide and electrolytic cell useful for the methodASAHI GLASS CO LTD·Filed 1986·Granted Nov 13, 1990·3 cites·17 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →