Issued Patents 2019
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10393035 | Engine device | Ryoichi Hagiwara, Masayoshi Doi, Taishi Murakami, Osamu Yamagishi | 2019-08-27 |
| 10378461 | Engine device | Ryoichi Hagiwara, Masayoshi Doi, Taishi Murakami, Osamu Yamagishi | 2019-08-13 |
| 10337421 | Engine device | Koichi Hirose, Taishi Murakami | 2019-07-02 |
| 10330031 | Gas engine | Keiji Matsumoto, Osamu Yamagishi | 2019-06-25 |