Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8840788 | Hollow fiber membrane, method for manufacturing the same, and blood purification module | Makoto Ohno, Isamu Yamamoto, Takahito Sagara, Kimihiro Mabuchi, Shinya Koyama | 2014-09-23 |
| 5783124 | Cellulose acetate hemodialysis membrane | Isamu Yamamoto, Kazutake Okamoto, Hideo Sato, Yasuhiro Shiota, Hidehiko Sakurai +2 more | 1998-07-21 |
| 5624561 | Cellulose acetate hemodialysis membrane | Isamu Yamamoto, Kazutake Okamoto, Hideo Sato, Yasuhiro Shiota, Hidehiko Sakurai +2 more | 1997-04-29 |