Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11837732 | Carbon sheet, gas diffusion electrode substrate, and fuel cell | Katsuya Sode, Toru Sugahara, Michio Wakatabe, Masaru Hashimoto, Tetsuya Sunahara +1 more | 2023-12-05 |
| 10957916 | Porous carbon sheet and precursor fiber sheet thereof | Yasutaka Okano, Takayuki Oda | 2021-03-23 |
| 10854887 | Carbon sheet, gas diffusion electrode substrate and fuel cell | Yasuaki Tanimura, Toru Sugahara, Masamichi Utsunomiya, Toshiya Kamae, Katsuya Sode +1 more | 2020-12-01 |
| 10593956 | Carbon sheet, gas diffusion electrode substrate and fuel cell | Katsuya Sode, Masamichi Utsunomiya, Toru Sugahara, Takashi Ando | 2020-03-17 |
| 8641939 | Porous carbon sheet and process for production thereof | Mikio Inoue, Kenya Okada | 2014-02-04 |
| 8142883 | Porous carbon sheet and process for production thereof | Mikio Inoue, Kenya Okada | 2012-03-27 |
| 7410719 | Porous carbon base material, method for preparation thereof, gas-diffusing material film-electrode jointed article, and fuel cell | Kenya Okada, Mikio Inoue, Shinya Isoi | 2008-08-12 |