Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9926682 | Door structure for floating flap gate | Hiroaki Arai, Hideyuki Niizato, Koji Kitamura, Jun Okada, Satoshi Ashida +1 more | 2018-03-27 |
| 9528239 | Floating flap gate | Yoshito Yamakawa, Toshiaki Morii, Masaki Inui, Yuuichirou Kimura | 2016-12-27 |
| 9528621 | Apparatus for shutting off flow of water through ductwork | Yuuichiro KIMURA, Toshiaki Morii, Toru ITAGAKI | 2016-12-27 |
| 9267253 | Land-mounted flap gate | Yuuichiro KIMURA, Ryouta Yoshiki, Toshiaki Morii | 2016-02-23 |
| 9267322 | Flap gate-type waterproof panel for wall installation | Masaki Inui, Yuuichirou Kimura, Toshiaki Morii, Yoshito Yamakawa | 2016-02-23 |
| 9091033 | Floating flap gate | Toshiaki Morii, Ryouta Yoshiki, Masaki Inui, Yuuichirou Kimura | 2015-07-28 |