| 11952297 |
Extract of plant powder, and water purifier |
Takanori Fujita, Masahiko Ito, Masato Hasegawa |
2024-04-09 |
| 11866354 |
Extract of plant powder, and water purifier |
Takanori Fujita, Masahiko Ito, Masato Hasegawa |
2024-01-09 |
| 11440821 |
Water-purifying agent and water purification method |
Masahiko Ito, Takanori Fujita |
2022-09-13 |
| 11161757 |
Water purification dispersion, production method for water purification dispersion, and waste water treatment method |
Masahiko Ito, Takanori Fujita |
2021-11-02 |
| 10954142 |
Water cleaning agent and water cleaning method |
Masayuki Nakamura, Takanori Fujita, Kazuhiro Kimura, Masato Hasegawa |
2021-03-23 |
| 10850995 |
Filtration aid and filtration treatment method |
Masato Hasegawa |
2020-12-01 |