Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12409419 | Bubble generation device and liquid filtration device | Hiroshi Noguchi, Akitoshi Nakagawa | 2025-09-09 |
| 12311319 | Filtration membrane unit, holder holding same, filtration system including filtration membrane unit and holder, and filtration treatment apparatus including plurality of filtration systems | Hiroshi Noguchi, Akitoshi Nakagawa | 2025-05-27 |
| 11872529 | Bubble generation device and liquid filtration device | Hiroshi Noguchi, Akitoshi Nakagawa | 2024-01-16 |
| 11707716 | Connection structure and membrane filtration device | Hiroshi Noguchi, Akitoshi Nakagawa | 2023-07-25 |
| 11351506 | Air bubble generation device | Yin Qiang Roger, Hiroshi Noguchi, Osamu Takase | 2022-06-07 |
| 11097969 | Membrane separation method and device provided with particle sorting device | Hiroshi Noguchi, Guihe Tao, Yasuhiro Fukuzaki, Yingjie Lee, Jia Ting Yen +2 more | 2021-08-24 |