Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4979452 | Ship having a dome on its upper deck | Daisuke Sakai, Hiroshi Shirakihara | 1990-12-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4979452 | Ship having a dome on its upper deck | Daisuke Sakai, Hiroshi Shirakihara | 1990-12-25 |