Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11098458 | Flap gate | Yuichiro Kimura, Kyoichi Nakayasu, Toshiaki Morii | 2021-08-24 |
| 10787780 | Flood prevention device | Yuichiro Kimura, Yoshito Yamakawa, Toshiaki Morii, Kyoichi Nakayasu | 2020-09-29 |
| 10697144 | Rotation bearing of flap gate and flap gate | Yuichiro Kimura, Toshiaki Morii, Yoshito Yamakawa, Kyoichi Nakayasu | 2020-06-30 |