Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5244578 | Blood plasma-separating membrane and blood plasma separator using the membrane | Makoto Ohnishi | 1993-09-14 |
| 5202025 | Porous membrane and method for preparing the same | Makoto Onishi | 1993-04-13 |
| 5180492 | Hydrophilic porous material sterilizable with gamma-ray | Makoto Ohnishi | 1993-01-19 |