Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10658676 | Oxygen reduction catalyst | Kunchan Lee, Yoshinori Yamato, Akimitsu Ishihara | 2020-05-19 |
| 10050282 | Oxygen reduction catalyst and production method therefor | Akimitsu Ishihara, Shigenori Mitsushima, Makoto Hamazaki | 2018-08-14 |
| 9630169 | Semiconductor material, optical hydrogen generating device using same, and method of producing hydrogen | Kazuhito Hato, Kenichi Tokuhiro, Takahiro Suzuki, Takaiki Nomura, Akimitsu Ishihara | 2017-04-25 |
| 9190670 | Catalyst, production process therefor, and use thereof | Yasuaki Wakizaka, Takuya Imai, Toshikazu Shishikura, Ryuji Monden | 2015-11-17 |
| 9136541 | Process for producing fuel cell electrode catalyst, process for producing transition metal oxycarbonitride, fuel cell electrode catalyst and uses thereof | Kunchan Lee, Ryoko Konta, Masaki Horikita, Chunfu Yu, Yasuaki Wakizaka +4 more | 2015-09-15 |
| 9048499 | Catalyst, production process therefor and use thereof | Yasuaki Wakizaka, Ryuji Monden, Toshikazu Shishikura, Takuya Imai | 2015-06-02 |
| 8716167 | Catalyst for fuel cell and polymer electrolyte fuel cell using the same | Toshikazu Shishikura, Ryuji Monden, Kunchan Lee, Yasuaki Wakizaka | 2014-05-06 |
| 8404610 | Process for producing fuel cell catalyst, fuel cell catalyst obtained by production process, and uses thereof | Yasuaki Wakizaka, Ryuji Monden, Toshikazu Shishikura, Takuya Imai | 2013-03-26 |
| 7919215 | Corrosion resistant metal oxide electrode catalyst for oxygen reduction | Nobuyuki Kamiya, Shigenori Mitsushima, Akimitsu Ishihara, Liu Yan | 2011-04-05 |
| 7670712 | Metal oxynitride electrode catalyst | Nobuyuki Kamiya, Shigenori Mitsushima, Akimitsu Ishihara, Kazunari Doumen, Michikazu Hara | 2010-03-02 |