Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4559888 | Ship for transporting coal slurry | Yasunobu Shudo, Masayoshi Kano, Tatsuya Murahashi, Yasuo Nakai | 1985-12-24 |
| 4526121 | Ship for treating coal slurry | Yasunobu Shudo, Masayoshi Kano, Tatsuya Murahashi, Yasuo Nakai | 1985-07-02 |
| 4481898 | Slurry carrying ship | Tatsuya Murahashi, Yasuo Nakai | 1984-11-13 |