Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4643617 | Method of creating offshore seabed mound | Haruki Kanno, Hidekazu Tsuyoshi, Kou Nishinakagawa, Makoto Hara, Tsugio Hisaka +3 more | 1987-02-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4643617 | Method of creating offshore seabed mound | Haruki Kanno, Hidekazu Tsuyoshi, Kou Nishinakagawa, Makoto Hara, Tsugio Hisaka +3 more | 1987-02-17 |