Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11428177 | Engine device | Ryoichi Hagiwara, Kazuteru TOSHINAGA, Taishi Murakami, Tatsuro Ohsara, Osamu Yamagishi | 2022-08-30 |
| 11111866 | Engine device | Ryoichi Hagiwara, Kazuteru TOSHINAGA, Taishi Murakami, Tatsuro Ohsara, Osamu Yamagishi | 2021-09-07 |
| 10690069 | Engine device | Ryoichi Hagiwara, Kazuteru TOSHINAGA, Taishi Murakami, Tatsuro Ohsara, Osamu Yamagishi | 2020-06-23 |
| 10393035 | Engine device | Ryoichi Hagiwara, Taishi Murakami, Tatsuro Ohsara, Osamu Yamagishi | 2019-08-27 |
| 10378461 | Engine device | Ryoichi Hagiwara, Taishi Murakami, Tatsuro Ohsara, Osamu Yamagishi | 2019-08-13 |