Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10814289 | Separation membrane, separation membrane element and separation membrane module | Takahito Nakao, Mayumi Akashi, Miyuki Yao, Tooru Kitagawa | 2020-10-27 |
| 10625217 | Composite separation membrane | Takashi Ohkame, Takahito Nakao | 2020-04-21 |
| 8580380 | Polybenzazole fiber and pyridobisimidazole fiber | Tooru Kitagawa, Kohei Kiriyama, Yoshihiko Teramoto, Yusuke Shimizu | 2013-11-12 |
| 7208109 | Method of preparing composite from rigid polymer solution and composite film | Yoshihiko Teramoto, Hiroki Murase | 2007-04-24 |
| 5783124 | Cellulose acetate hemodialysis membrane | Tohru Uenishi, Isamu Yamamoto, Kazutake Okamoto, Hideo Sato, Yasuhiro Shiota +2 more | 1998-07-21 |
| 5624561 | Cellulose acetate hemodialysis membrane | Tohru Uenishi, Isamu Yamamoto, Kazutake Okamoto, Hideo Sato, Yasuhiro Shiota +2 more | 1997-04-29 |