Inventor · disambiguated record
Yoshimitsu Sakaguchi
Also filed as: SAKAGUCHI YOSHIMITSU
12 granted patents·3 pending applications·167 citations·filing 1991–2009
90Inventor score
Top patents by PatentIndex Score
15 records- 0189US7649025B2Composite ion-exchange membraneTOYO BOSEKI·Filed 2003·Granted Jan 19, 2010·40 cites·7 claims
- 0288US6689437B1Oxygen-absorbing materialTOYO BOSEKI·Filed 2000·Granted Feb 10, 2004·49 cites·18 claims
- 0386US8445141B2Sulfonic acid group-containing polymer, method for producing the same, resin composition containing such sulfonic acid group-containing polymer, polymer electrolyte membrane, polymer electrolyte membrane/electrode assembly, and fuel cellKITAMURA KOTA·Filed 2006·Granted May 21, 2013·18 cites·16 claims
- 0483US7288603B2Polybenzazole compound having sulfonic acid group and/or phosphonic acid group, resin composition containing the same, resin molding, solid polymer electrolyte membrane, solid polymer electrolyte membrane/electrode assembly and method of preparing assemblyTOYO BOSEKI·Filed 2001·Granted Oct 30, 2007·22 cites·49 claims
- 0577US7754844B2Polyarylene ether compound containing sulfonic acid group, composition containing same, and method for manufacturing thoseTOYO BOSEKI·Filed 2003·Granted Jul 13, 2010·24 cites·39 claims
- 0670US8187734B2Proton-conducting polymer composition and method for preparation thereof, catalyst ink containing said proton-conducting polymer composition and fuel cell including said catalyst inkYAMASHITA MASAHIRO·Filed 2005·Granted May 29, 2012·2 cites·19 claims
- 0758US7537852B2Composite ion exchange membrane and electrolyte membrane electrode assemblyTOYO BOSEKI·Filed 2003·Granted May 26, 2009·8 cites·15 claims
- 0851US8216727B2Aromatic hydrocarbon based proton exchange membrane and direct methanol fuel cell using sameYAMASHITA MASAHIRO·Filed 2007·Granted Jul 10, 2012·0 cites·10 claims
- 0951US2011065021A1Novel Sulfonic-Acid-Group-Containing Segmented Block Copolymer, Application Thereof, and Method of Manufacturing Novel Block CopolymerTOYO BOSEKI·Filed 2009·Application pending·0 cites
- 1049US8304133B2Method for producing a polymer electrolyte membraneSASAI KOUSUKE·Filed 2007·Granted Nov 6, 2012·0 cites·13 claims
- 1144US2008063917A1Electrolyte Membrane-Electrode Assembly, Fuel Cell Using The Same, And Method For Producing Electrolyte Membrane-Electrode AssemblyYAMASHITA MASAHIRO·Filed 2004·Application pending·0 cites
- 1242US8557472B2Proton conducting polymer membrane, method for production thereof and fuel cell therewithFUJIBAYASHI FUSAKI·Filed 2006·Granted Oct 15, 2013·0 cites·6 claims
- 1342US6673445B2Polybenzazole fibers and their utilizationTOYO BOSEKI·Filed 2001·Granted Jan 6, 2004·1 cites·15 claims
- 1436US5171506AProcess for producing polyester fibersTOYO BOSEKI·Filed 1991·Granted Dec 15, 1992·3 cites·7 claims
- 1535US2006138042A1Heat-resistant film and composite ion-exchange membraneOKAMOTO KAZUTAKE·Filed 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →