| 8877049 |
Water treatment equipment |
Shinobu Moniwa, Hidetaki Shiire, Satomi Ebihara, Nobuyuki Ashikaga, Satoshi Haraguchi +5 more |
2014-11-04 |
| 8394267 |
Water treatment equipment for recovering phosphorus from water |
Shinobu Moniwa, Hidetake Shiire, Satomi Ebihara, Nobuyuki Ashikaga, Satoshi Haraguchi +5 more |
2013-03-12 |
| 8329031 |
Water treatment apparatus |
Shinobu Moniwa, Hidetake Shiire, Nobuyuki Ashikaga, Satomi Ebihara, Katsuya Yamamoto |
2012-12-11 |
| 7972502 |
Aeration-less water treatment apparatus |
Takumi Obara, Nobuyuki Ashikaga, Katsuya Yamamoto, Hiroshi Tamura |
2011-07-05 |
| 7704385 |
Water treatment system |
Nobuyuki Ashikaga, Yasuhiko Nagamori, Takumi Obara, Takashi Menju, Katsuya Yamamoto |
2010-04-27 |
| 6474153 |
Predicting system and predicting method configured to predict inflow volume of rainwater |
Osamu Yamanaka, Akihiro NAGAIWA, Masajiro Nakada |
2002-11-05 |
| 6303027 |
Apparatus for controlling quality of treated water |
Akihiro NAGAIWA, Osamu Yamanaka, Yasuhiko Nagamori, Yukio Hatsushika, Masajiro Nakada +4 more |
2001-10-16 |