Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12151214 | Separation membrane element and separation membrane module | Kenta Iwai, Yoshifumi Odaka, Kenji Komori, Yasuharu Watanabe, Atsushi Kitanaka +2 more | 2024-11-26 |
| 11383208 | Gas separation membrane, gas separation membrane element, and gas separation method | Rina Takahashi, Kazuki Sato, Masakazu Koiwa, Takao Sasaki | 2022-07-12 |
| 10974206 | Composite semipermeable membrane | Yoshiki Okamoto, Hiroho Hirozawa, Masahiro Kimura, Takao Sasaki | 2021-04-13 |
| 10688443 | Composite semipermeable membrane | Hiroho Hirozawa, Takao Sasaki, Yoshiki Okamoto, Hiroyuki Yamada | 2020-06-23 |
| 9808767 | Separation membrane element | Shunsuke Tabayashi, Hiroho Hirozawa, Kentaro Takagi, Yoshie Marutani, Yoshiki Okamoto +3 more | 2017-11-07 |
| 9649602 | Method of sewage treatment and sewage treatment apparatus | Hirofumi Morikawa, Masahiro Henmi | 2017-05-16 |
| 7851024 | Porous membrane and method for manufacturing the same | Hirofumi Morikawa, Shin-ichi Minegishi, Toshiyuki Ishizaki, Masahiro Henmi | 2010-12-14 |
| 7258914 | Porous membrane and method for manufacturing the same | Hirofumi Morikawa, Shin-ichi Minegishi, Toshyuki Ishizaki, Masahiro Henmi | 2007-08-21 |