Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8020380 | External combustion engine | Shinichi Yatsuzuka, Yasunori Niiyama, Takashi Kaneko, Shunji Okemoto | 2011-09-20 |
| 7987670 | External combustion engine | Shinichi Yatsuzuka, Yasunori Niiyama, Takashi Kaneko | 2011-08-02 |
| 7905090 | Steam engine | Shinichi Yatsuzuka, Yasumasa Hagiwara, Toshiyuki Morishita, Katsuya Komaki | 2011-03-15 |