Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11964738 | Offshore structure, fender device for offshore structure, and method for moving toward structural body constituting offshore structure | Tomonori Ishii, Tatsuya Ishibashi, Yasuhito Iizuka, Tomohiro Nojou | 2024-04-23 |
| 6053121 | Method and apparatus for exchanging ballast water in a ship | Hisashi Numata | 2000-04-25 |