Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5624561 | Cellulose acetate hemodialysis membrane | Tohru Uenishi, Isamu Yamamoto, Kazutake Okamoto, Hideo Sato, Yasuhiro Shiota +2 more | 1997-04-29 |
| 5590533 | Refrigerator having regenerator | Hiroshi Asami | 1997-01-07 |