Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9352992 | Microbial flora activator and its use in treating wastewater containing oil and fat | Toshiya Momiyama, Yukihito Konno | 2016-05-31 |
| 7560027 | Method for treating wastewater and sludge | Toyoshi Yamaguchi, Kunio Miyazawa, Yasuki Yao, Jun Miyata, Yoshinori Yomura | 2009-07-14 |
| 6497819 | Method and apparatus for treating waste water | Kei Baba, Tatsuo Takechi, Shinichi Endo, Yukihiko Okamoto | 2002-12-24 |
| 6387254 | Apparatus for wastewater treatment | Tatsuo Takechi, Masahisa Tanabe, Jun Miyata, Kei Baba, Satoru Udagawa +1 more | 2002-05-14 |