Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10919790 | Method for removing selenium and apparatus for removing selenium | Susumu Okino, Kazuhide Kamimura, Tetsuya Ito, Hiroyuki Nakamura | 2021-02-16 |
| 9938172 | Wastewater treatment device | Kazuhide Kamimura, Takuhiro Maeda, Kosuke Shigiishi, Seiichi Terakura, Hideo Suzuki +1 more | 2018-04-10 |
| 6168721 | Process for the treatment of arsenic-containing sludge | Satoru Sugita, Taku Shimizu, Koichiro Iwashita, Hiroshi Baba, Hideki Kamiyoshi | 2001-01-02 |