Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5445097 | Tanker for the prevention of cargo oil spillage | Shigetomo Fujita, Tsukasa Hasegawa, Osamu Suzuki | 1995-08-29 |
| 5347943 | Tanker for the prevention of cargo oil spillage | Shigetomo Fujita, Tsukasa Hasegawa, Osamu Suzuki | 1994-09-20 |