Issued Patents 2016
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9528239 | Floating flap gate | Kyouichi Nakayasu, Yoshito Yamakawa, Toshiaki Morii, Yuuichirou Kimura | 2016-12-27 |
| 9267322 | Flap gate-type waterproof panel for wall installation | Yuuichirou Kimura, Kyouichi Nakayasu, Toshiaki Morii, Yoshito Yamakawa | 2016-02-23 |