Issued Patents 2019
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10189552 | Ship propulsion method and ship propulsion device | Koichi Shiraishi, Takuro Hatamoto | 2019-01-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10189552 | Ship propulsion method and ship propulsion device | Koichi Shiraishi, Takuro Hatamoto | 2019-01-29 |