Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12407011 | Fuel cell system | Ryoji Sakai, Takuto Nakagawa | 2025-09-02 |
| 11978932 | Method of detecting degradation of membrane electrode assembly in fuel cell system | Kuniaki Ojima, Tomoyuki Inoue, Osamu Ogami | 2024-05-07 |
| 11855319 | Fuel cell system | Jin Nishio, Tomonari Hattori, Koichi Kato, Yusai Yoshimura, Koichi Takaku +1 more | 2023-12-26 |
| 11757114 | Fuel cell system and method of controlling the system | Takuto Nakagawa, Manabu Iwaida, Kiyohide Hibino, Atsushi Kamachi, Akane GOTO | 2023-09-12 |
| 11695141 | Fuel cell system | Ryoji Sakai | 2023-07-04 |
| 11588162 | Method of detecting degradation of membrane electrode assembly of fuel cell | Kuniaki Ojima, Tomoyuki Inoue, Osamu Ogami | 2023-02-21 |
| 11563223 | Method of starting operation of fuel cell system at low temperature, and the fuel cell system | Jumpei Ogawa, Nobuki Koiwa | 2023-01-24 |
| 11522206 | Method of stopping operation of fuel cell system | Nobuki Koiwa, Shinya Watanabe, Yuji Matsumoto | 2022-12-06 |