Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9132894 | Spar-type floating structure | Yuji Awashima, Hideyuki Suzuki | 2015-09-15 |
| 9061744 | Working system for floating structure, floating structure, working ship, and working method for floating structure | Yuji Awashima | 2015-06-23 |