Patents/Inventors

Takeshi Hirai

TokyoJP13 patents

12 Patents

US125035832025
Perfluoropolymer, Liquid Composition, Polymer Electrolyte Membrane, Membrane Electrode Assembly and Polymer Electrolyte Fuel Cell
AGC Inc.
0 cites
US123982282025
Method for Producing Fluorosulfonyl Group-containing Fluorinated Polymer, Method for Producing Salt-type Sulfonic Acid Group- Containing Fluorinated Polymer and Method for Producing Acid-type Sulfonic Acid Group-containing Fluorinated Polymer
AGC Inc.
0 cites
US123139602025
Mounting Member and Projection Optical Apparatus
SEIKO EPSON CORPORATION
0 cites
US122760352025
Polymer Electrolyte Membrane, Membrane Electrode Assembly and Polymer Electrolyte Water Electrolyzer
AGC Inc.
0 cites
US121878212025
Fluorosulfonyl Group-containing Compound, Fluorosulfonyl Group-containing Monomer, and Their Production Methods
AGC Inc.
0 cites
US121629662024
Sulfonic Acid Group-containing Polymer, Fluorosulfonyl Group-containing Polymer, and Liquid Composition
AGC Inc.
0 cites
US120982262024
Polymer, Method for Producing Polymer, and Method for Producing Membrane
AGC Inc.
0 cites
US120181062024
Fluorosulfonyl Group-containing Fluoropolymer and Method for Producing Same, Sulfonic Acid Group-containing Fluoropolymer and Method for Producing Same, Solid Polymer Electrolyte Membrane, Membrane Electrode Assembly, and Solid Polymer Fuel Cell
AGC Inc.
0 cites
US119965952024
Polymer Electrolyte Membrane, Membrane Electrode Assembly and Polymer Electrolyte Fuel Cell
AGC Inc.
0 cites
US118980182024
Liquid Composition, Polymer Electrolyte Membrane, Membrane Electrode Assembly and Polymer Electrolyte Fuel Cell
AGC Inc.
0 cites
US118515082023
Acid-type Sulfonic Acid Group-containing Polymer, Liquid Composition, Polymer Electrolyte Membrane, Membrane Electrode Assembly, Polymer Electrolyte Fuel Cell and Ion Exchange Membrane for Water Electrolysis
AGC Inc.
0 cites
US118405892023
Perfluoropolymer, Liquid Composition, Polymer Electrolyte Membrane, Membrane Electrode Assembly and Polymer Electrolyte Water Electrolyzer
AGC Inc.
0 cites