Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11428177 | Engine device | Ryoichi Hagiwara, Kazuteru TOSHINAGA, Masayoshi Doi, Taishi Murakami, Osamu Yamagishi | 2022-08-30 |
| 11111866 | Engine device | Ryoichi Hagiwara, Kazuteru TOSHINAGA, Masayoshi Doi, Taishi Murakami, Osamu Yamagishi | 2021-09-07 |
| 10690069 | Engine device | Ryoichi Hagiwara, Kazuteru TOSHINAGA, Masayoshi Doi, Taishi Murakami, Osamu Yamagishi | 2020-06-23 |
| 10626809 | Engine device | Koichi Hirose, Taishi Murakami | 2020-04-21 |
| 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 |