Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11027815 | Navigation method for ship, and ship | Shingen Takeda, Hiroshi Tamura, Masahiko Mino, Tatsuaki Kanaga, Yushi Ashizawa | 2021-06-08 |
| 10655852 | Ship having plurality of fuel lines | Shingen Takeda, Hiroshi Tamura, Masahiko Mino, Koichi Okuda | 2020-05-19 |