Kabushiki Kaisha Toshiba

Hitoshi Koda

Shinichi Onodera

Hisashi Chigusa

Hiroaki Wakamatsu

Akiko Fujisawa

Katsumi Ichikawa

Naoyuki Takazawa

Shinichi Kanbayashi

According to one embodiment, a fuel cell includes a membrane electrode assembly including a plurality of unit cells which are composed of an electrolyte membrane, an anode including anode catalyst layers arranged at intervals on one of surfaces of the electrolyte membrane, and anode gas diffusion layers stacked on the anode catalyst layers, and a cathode including cathode catalyst layers arranged at intervals on the other surface of the electrolyte membrane and opposed to the anode catalyst layers, respectively, and cathode gas diffusion layers stacked on the cathode catalyst layers, wherein a thickness of at least one of the anode catalyst layer and the cathode catalyst layer of one of the unit cells, which neighbor each other, gradually decreases toward the other of the unit cells.

Fuel cell

Growing community of inventors

Yokohama, Jordan

Hitoshi Koda