Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11732624 | Fuel production device | Hiroaki Hasegawa, Yuzo Shirakawa, Takao Ishikawa | 2023-08-22 |
| 11506115 | Cogeneration system | Yuzo Shirakawa, Takao Ishikawa | 2022-11-22 |
| 11035314 | Machine control system | Kanako ESAKI, Kohsei Matsumoto, Kiyoto Ito, Yuzo Shirakawa | 2021-06-15 |
| 10605188 | Control device, control method, and control program | Kohsei Matsumoto, Kanako ESAKI, Kiyoto Ito, Yuzo Shirakawa | 2020-03-31 |
| 9028781 | Renewable energy storage system | Masatoshi Sugimasa, Takao Ishikawa | 2015-05-12 |
| 8692112 | Organic thin film solar cell and fabrication method of same | Naoki Yoshimoto | 2014-04-08 |
| 8354584 | Dye sensitized solar cell | Naoki Yoshimoto | 2013-01-15 |