Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11000808 | Sheet-shaped hollow fiber membrane module and membrane separation unit | Akihiro Ariji, Katsushige Marui | 2021-05-11 |
| 10029212 | Hollow-fiber membrane element and membrane module for forward osmosis | Katsushige Marui, Koji Tokunaga, Yasuki Terashima, Hajime Suenaga | 2018-07-24 |
| 7635428 | Hollow fiber membrane submodule and module including the same | Katsushige Marui, Hideto Kotera | 2009-12-22 |
| 5783079 | Composite hollow fiber membrane and process for its production | Hiroshi Oguro, Takafumi Hayashi | 1998-07-21 |