Inventor
IZUHARA DAISUKE
JP31 patents
⚠️ This page may combine multiple inventors who share the name “IZUHARA DAISUKE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TORAY INDUSTRIES
24 patentsUS7713449B2May 11, 2010
Polymer electrolytic material, polymer electrolytic part, membrane electrode assembly, and polymer electrolyte fuel cell
TORAY INDUSTRIES10 citations84
US7838164B2Nov 23, 2010
Film electrode composite element and production method therefor, and fuel cell
TORAY INDUSTRIES6 citations72
US10224562B2Mar 5, 2019
Method for producing polymer electrolyte molded article, polymer electrolyte material, polymer electrolyte membrane, and polymer electrolyte fuel cell
TORAY INDUSTRIES1 citations71
US9553326B2Jan 24, 2017
Aromatic sulfonic acid derivative, sulfonic acid group-containing polymer, block copolymer, polymer electrolyte material, polymer electrolyte form article, and polymer electrolyte fuel cell
TORAY INDUSTRIES2 citations71
US12040497B2Jul 16, 2024
Method of manufacturing and device for manufacturing membrane-catalyst assembly
TORAY INDUSTRIES2 citations67
US12456742B2Oct 28, 2025
Method for operating fuel cell
TORAY INDUSTRIES0 citations62
US11108071B2Aug 31, 2021
Method for producing polymer electrolyte molded article, polymer electrolyte material, polymer electrolyte membrane, and polymer electrolyte fuel cell
TORAY INDUSTRIES0 citations61
US12234565B2Feb 25, 2025
Composite electrolyte membrane
TORAY INDUSTRIES0 citations59
US12148964B2Nov 19, 2024
Composite polymer electrolyte membrane, electrolyte membrane with catalyst layer, membrane-electrode assembly, and solid polymer fuel cell
TORAY INDUSTRIES0 citations59
US10186725B2Jan 22, 2019
Polymer electrolyte composition and polymer electrolyte membrane, polymer electrolyte membrane with catalyst layer, membrane electrode assembly, and polymer electrolyte fuel cell each using the same
TORAY INDUSTRIES1 citations59
US11973252B2Apr 30, 2024
Multilayer electrolyte membrane, membrane electrode assembly, water electrolysis-type hydrogen generator and method of producing multilayer electrolyte membrane
TORAY INDUSTRIES0 citations56
US11929511B2Mar 12, 2024
Manufacturing method and manufacturing device for film/catalyst assembly
TORAY INDUSTRIES0 citations56
US11652215B2May 16, 2023
Method of manufacturing and device for manufacturing membrane-catalyst assembly
TORAY INDUSTRIES0 citations56
US10253147B2Apr 9, 2019
Polymer electrolyte composition, polymer electrolyte membrane using same, catalyst coated membrane, membrane electrode assembly and polymer electrolyte fuel cell
TORAY INDUSTRIES0 citations51
US10243229B2Mar 26, 2019
Polymer electrolyte membrane, catalyst coated membrane, membrane electrode assembly, and polymer electrolyte fuel cell
TORAY INDUSTRIES0 citations51
US10103401B2Oct 16, 2018
Polymer electrolyte composition and polymer electrolyte membrane, polymer electrolyte membrane with catalyst layer, membrane electrode assembly, and polymer electrolyte fuel cell each using the same
TORAY INDUSTRIES0 citations51
US12199324B2Jan 14, 2025
Composite electrolyte membrane, electrolyte membrane having catalyst layer attached thereto, membrane-electrode composite, solid polymer-type fuel cell, and method for producing composite electrolyte membrane
TORAY INDUSTRIES0 citations49
US10026983B2Jul 17, 2018
Polymer electrolyte material, polymer electrolyte molded product using the polymer electrolyte material and method for manufacturing the polymer electrolyte molded product, membrane electrode composite, and solid polymer fuel cell
TORAY INDUSTRIES0 citations48
US9673468B2Jun 6, 2017
Polymer electrolyte material, polymer electrolyte molded product using the polymer electrolyte material and method for manufacturing the polymer electrolyte molded product, membrane electrode composite, and solid polymer fuel cell
TORAY INDUSTRIES0 citations48
US10483577B2Nov 19, 2019
Composite polymer electrolyte membrane, and catalyst-coated membrane, membrane electrode assembly, and polymer electrolyte fuel cell using the composite polymer electrolyte membrane
TORAY INDUSTRIES0 citations47
US12062824B2Aug 13, 2024
Method and apparatus for producing membrane electrode assembly
TORAY INDUSTRIES0 citations45
US9685674B2Jun 20, 2017
Polymer electrolyte composition, and polymer electrolyte membrane, membrane electrode assembly and solid polymer fuel cell each using same
TORAY INDUSTRIES1 citations45
US10826098B2Nov 3, 2020
Composite polymer electrolyte membrane, membrane electrode assembly and solid polymer fuel cell using same
TORAY INDUSTRIES0 citations43
US9748593B2Aug 29, 2017
Polymer electrolyte composition, and polymer electrolyte membrane, membrane electrode complex and solid polymer-type fuel cell each produced using same
TORAY INDUSTRIES0 citations38
IZUHARA DAISUKE
3 patentsUS9126908B2Sep 8, 2015
Aromatic sulfonic acid derivative, sulfonic acid group-containing polymer, block copolymer, polymer electrolyte material, polymer electrolyte form article, and polymer electrolyte fuel cell
IZUHARA DAISUKE7 citations81
US9653745B2May 16, 2017
Block copolymer, manufacturing method therefor, and polymer electrolyte material, molded polymer electrolyte, and solid-polymer fuel cell using said block copolymer
IZUHARA DAISUKE2 citations70
US8986903B2Mar 24, 2015
Method for producing polymer electrolyte molded article, polymer electrolyte material, polymer electrolyte membrane, and polymer electrolyte fuel cell
IZUHARA DAISUKE0 citations48