Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6161989 | Antifouling wall structure for use in pipe and method of constructing the antifouling wall therefor | Akio Kotani, Katsuyoshi Amidaiji, Koji Morimoto | 2000-12-19 |
| 5885029 | Antifouling wall structure, method of constructing antifouling wall and antifouling wall panel transporter therefor | Akio Kotani, Katsuyoshi Amidaiji, Koji Morimoto | 1999-03-23 |