Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9228569 | Method for constructing a foundation for a wind power generation system | Takahito Ohkubo, Toshihiro Tanaka, Hironori Kawamura, Shinichi Tanaka, Ikuo Moriyama +1 more | 2016-01-05 |
| 8657529 | Method for planarizing unevenness of the seabed | Takahito Ohkubo, Toshihiro Tanaka, Hironori Kawamura, Shinichi Tanaka, Ikuo Moriyama +1 more | 2014-02-25 |