Masayoshi Takami

High durability polymer electrolyte, its composition, and fuel cell

Phosphorus-containing polymer compound, synthesizing method thereof, antioxidant, high-durability polymer electrolyte composite, electrode, and fuel cell

High-durability polymer electrolyte, high-durability polymer electrolyte composite, electrode, and fuel cell

Polyparaphenylene Hydrocarbon Electrolyte, Manufacture Method Therefor, and Polyparaphenylene as well as Electrolyte Membrane, Catalyst Layer and Solid Polymer Fuel Cell

Mouthpiece structure for pressure vessel

Proton conductive material, method for manufacturing proton conductive material, and membrane-electrode assembly containing proton conductive material

Manufacturing Method for Electrolyte Membrane, Electrolyte Membrane, and Fuel Cell

Highly stable polymer electrolyte composite consisting of a polymer electrolyte useful in production of electrolyte membranes for fuel cells, water and halogen halide electrolysis, humidity sensors, and gas sensors

Electrolyte, production process therefor, electrolyte membrane, production process therefor, catalyst layer and fuel cell

Electrolyte film and method of selecting the same