Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8002980 | Heavy metal collection system | Ryoichi Arimura, Takashi Menju, Atsushi Yukawa, Hiromi Tsukui, Hirofumi Noguchi +1 more | 2011-08-23 |
| 7972502 | Aeration-less water treatment apparatus | Masahiko Tsutsumi, Takumi Obara, Katsuya Yamamoto, Hiroshi Tamura | 2011-07-05 |
| 7901582 | Phosphorus recovery method and phosphorus recovery system | Hidetake Shiire, Satoshi Haraguchi, Tokusuke Hayami, Tatsuoki Kono, Akiko Suzuki +2 more | 2011-03-08 |