Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11031604 | Catalyst and electrode catalyst layer, membrane electrode assembly, and fuel cell using the catalyst | Tetsuya Mashio, Ken Akizuki, Atsushi Ohma | 2021-06-08 |
| 10535881 | Catalyst and electrode catalyst layer, membrane electrode assembly, and fuel cell using the catalyst | Tetsuya Mashio, Ken Akizuki, Atsushi Ohma | 2020-01-14 |
| 10411268 | Electrode catalyst, method for producing the same, and electrode catalyst layer using electrode catalyst | Atsushi Ohma, Kazuki Arihara, Hideo Inoue, Takehito Nishikawa | 2019-09-10 |