Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 |