Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11591244 | Header-equipped air diffusion device, and membrane separation activated sludge device | Yunje Lee, Makoto Ideguchi | 2023-02-28 |
| 9522361 | Fixing member and membrane module unit | Tomoki Kawagishi, Katsuyuki Yanone, Yoshihito Nakahara | 2016-12-20 |
| D723140 | Aeration tube | Manabu Sasakawa | 2015-02-24 |
| D723141 | Aeration tube | Manabu Sasakawa | 2015-02-24 |
| D722367 | Aeration tube | Manabu Sasakawa | 2015-02-10 |
| D722142 | Aeration tube | Manabu Sasakawa | 2015-02-03 |
| D706903 | Hollow fiber element for filtration | Takanori Itonaga, Makoto Ideguchi, Katsuyuki Yanone, Manabu Sasakawa | 2014-06-10 |